29 lists · 28 events · 14 August 2026 to 12 September 2026

Mega Froslass ex

The core cards

Here's the heart of the deck: the cards every single list runs. The remaining slots change from player to player, and you'll find them all counted further down. Tap any card to take a closer look.

4 of 4 different cards12 cards

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The game plan

Published Data updated

We took 29 lists of this deck, handed in at 28 different tournaments, and counted every card in every one. For 24 of them we know how the day ended: 2 won theirs outright. The biggest was in front of 45 players. 4 cards turn up in all of them, 12 slots out of 60. The other 48 are decided player by player, with 87 different cards turning up in them.

THE SHORT VERSION
  • 4 cards show up in all 29 lists, no exceptions: 12 of your 60 slots. Of those, 3 are Trainers, 6 are Pokémon and 3 are Energy. Start there. That leaves 48 slots for you to pick yourself.
  • Your big card is Mega Froslass ex, 310 HP. Absolute Snow hits for 150. It needs 3 Energy, 1 Water and 2 Colorless attached.
  • The sharpest disagreement is over Ultra Ball: 15 of the 29 lists run it. The table below has all 87 cards fighting over the 48 free slots.
  • Your attackers are Weak to Metal, and 12 of the 117 decks we track attack in that type: Mega Excadrill ex, Slowking and Cinccino ex, among others. They are listed at the bottom, with the card that does the damage.

What Mega Froslass ex looks like when you open the box

Across the 29 lists we counted, this deck runs 3 to 21 Pokémon, 28 to 43 Trainers and 8 to 19 Energy. Its attacks are paid for in Water.

On results pages and on stream you will see it written « mega-froslass-ex ». Every card named in that label turns up in the tables below, which is what makes it a fair name for the deck.

Look at the Energy: 8 to 19 out of 60, when half the 117 decks we track run 11 or fewer. This one carries more than most, and you feel it at the table — it wants to load up a big Pokémon and swing hard, even if that means drawing a spare Energy now and then.

It sets up fast. Mega Froslass ex is a Stage 1 Pokémon: a Basic, one evolution on top, and you are attacking. Two cards instead of three. You lose fewer turns building, and you rebuild much more easily when an early knockout lands on you.

Look at the Trainers: 28 to 43 cards out of 60, against a median of 31 across the 117 decks we track. Inside that, 10 to 25 Supporters, and the rule there is strict — one a turn, even if you are holding three. The 8 to 21 Items you can play all of in the same turn. It also brings up to 5 Stadiums, and 15 of the 117 decks we track bring that many or more. Only one Stadium sits on the table at a time: the one you play sends the one already there to the discard pile.

What Tools and Stadiums do — the two Trainer families we skipped here — and why the Energy count says so much: how to read a deck list.

What fills the 60 slots

Pokémon
3–21
Trainers
28–43
Energy
8–19
Supporters
10–25
Items
8–21
Tools
0–3
Stadiums
0–5

A range means the lists disagree with each other.

How Mega Froslass ex actually wins

Mega Froslass ex attacks with Absolute Snow for 150. It needs 3 Energy, 1 Water and 2 Colorless attached, and it has 310 HP. And the number is not everything the card says. There is one more line printed under the attack, and it is the one everybody skips: "Your opponent's Active Pokémon is now Asleep."

The cost of Absolute Snow decides your first few turns. You only get to attach one Energy a turn, and that attack asks for 3. On your own attachments alone, your first real swing lands on turn 3. We have not found anything in this list that attaches Energy faster than that, so plan on holding out for 2 turns before you swing. Those turns still get played: you fill your Bench, you build your lines, and you keep something back to rebuild with when your attacker falls.

Energy is not your only clock. Snorunt has to climb a step before it becomes Mega Froslass ex, and an evolution asleep at the bottom of your deck does you no good at all. The list has that covered. Salvatore, which the list runs 4 of, goes into your deck for an evolution. Careful, though: only 18 of the 29 lists bring it, so it is a choice, and players are still arguing about it.

Good news on mobility: pulling Mega Froslass ex back to the Bench costs you 1 Energy attached to it, and that is all. Retreating does not cost you your turn, so you step back and swing anyway. That matters enormously the day your opponent lands something nasty on it.

Mega Froslass ex is a Mega Evolution ex, and that is the most expensive rule in the game: your opponent takes 3 Prize cards instead of one the turn it goes down. They need 6 to win the game, so 2 well-placed knockouts on that card beat you, where it would take 6 knockouts anywhere else on your Bench.

The attackers in the deck's core, with their best attack, its cost and their Weakness
PokémonHPAttackDamageCostWeaknessRetreat
Mega Froslass ex
Mega Froslass exStage 1
310Absolute Snow150Metal ×21
Snorunt
SnoruntBasic
70Chilly10Metal ×21

The core: the 4 cards every list runs

These 4 cards appear in all 29 lists, without a single exception. That is 12 of the 60 slots. The other 48 are decided player by player.

Look at how those 12 slots break down: 3 Trainers, 6 Pokémon, 3 Energy. Pokémon dominate, which is unusual: this deck needs bodies on the board, and it depends on any single attacker less than it looks.

4 of those 4 cards do not sit at the same count from list to list: Snorunt (1 to 4), Mega Froslass ex (2 to 4) and Boss's Orders (2 to 4), plus 1 more. Add those spreads up and you get 22 copies the 29 lists do not agree on, inside the core itself.

What "3 to 4" means in the copies column, what the "TWM 130" code under each name is for, and why we count dozens of lists instead of one: how to read a deck list.

The cards present in every list counted, with the number of copies
CopiesCardPrintingKind
1–4
Snorunt
Snorunt
ASC 46Pokémon
2–4
Mega Froslass ex
Mega Froslass ex
ASC 47Pokémon
2–4
Boss's Orders
Boss's Orders
MEG 114Trainer
2–17Water EnergyMEE 3Energy

The 87 cards that change from list to list

87 cards fight over the 48 slots that are left: 3 above three lists in four, 61 below one in four, and the percentage on each row says how many players took it.

The most agreed on first: Buddy-Buddy Poffin at 86 %, Lillie's Determination at 76 % and Wally's Compassion at 76 %. Add those to the core and you have the common build.

The dividing line runs through Ultra Ball, at 52 %: 15 of 29 players took it, 14 put something else there. The ones who run it bring 2 copies. Right at the bottom of the table, Colress's Tenacity (7 lists out of 29) and Air Balloon (7 lists out of 29).

Why a card at 45 % is not a bad card, and what order to buy all this in: how to read a deck list.

The cards some lists run and others don't, most common first
Lists running itCardCopiesPrintingKind
86 %25/29
Buddy-Buddy Poffin
Buddy-Buddy Poffin
1–4TEF 144Trainer
76 %22/29
Lillie's Determination
Lillie's Determination
3–4MEG 119Trainer
76 %22/29
Wally's Compassion
Wally's Compassion
1–4MEG 132Trainer
62 %18/29
Pokégear 3.0
Pokégear 3.0
1–4SVI 186Trainer
62 %18/29
Salvatore
Salvatore
1–4TEF 160Trainer
59 %17/29
Poké Pad
Poké Pad
2–4POR 81Trainer
52 %15/29
Ultra Ball
Ultra Ball
1–4MEG 131Trainer
48 %14/29
Hilda
Hilda
1–4WHT 84Trainer
45 %13/29
Mega Signal
Mega Signal
2–4MEG 121Trainer
45 %13/29
Hero's Cape
Hero's Cape
1TEF 152Trainer
41 %12/29
Hand Trimmer
Hand Trimmer
1–3TEF 150Trainer
41 %12/29
Xerosic's Machinations
Xerosic's Machinations
1–3SFA 64Trainer
38 %11/29
Deduction Kit
Deduction Kit
2–4SSP 171Trainer
38 %11/29
Mist Energy
Mist Energy
1–4TEF 161Energy
34 %10/29
Lisia's Appeal
Lisia's Appeal
2–4SSP 179Trainer
34 %10/29
Night Stretcher
Night Stretcher
2–4ASC 196Trainer
31 %9/29
Budew
Budew
1–2ASC 16Pokémon
31 %9/29
Meowth ex
Meowth ex
1POR 62Pokémon
31 %9/29
Judge
Judge
2–4POR 76Trainer
31 %9/29
Bubbly Water Energy
Bubbly Water Energy
1–4CRI 84Energy
28 %8/29
Munkidori
Munkidori
3–4TWM 95Pokémon
28 %8/29
Froslass
Froslass
1–2TWM 53Pokémon
28 %8/29
Lucian
Lucian
1–3TWM 157Trainer
28 %8/29
Prism Tower
Prism Tower
1CRI 80Trainer
28 %8/29Darkness Energy3–5MEE 7Energy
28 %8/29
Legacy Energy
Legacy Energy
1TWM 167Energy
24 %7/29
Colress's Tenacity
Colress's Tenacity
1–4SFA 57Trainer
24 %7/29
Air Balloon
Air Balloon
1–2ASC 181Trainer
24 %7/29
Explorer's Guidance
Explorer's Guidance
2–4TEF 147Trainer
24 %7/29
Special Red Card
Special Red Card
1–2CRI 82Trainer
21 %6/29
Cheren
Cheren
1–3WHT 81Trainer
17 %5/29
Bastiodon
Bastiodon
3PBL 62Pokémon
17 %5/29
Shieldon
Shieldon
3PBL 61Pokémon
17 %5/29
Genesect ex
Genesect ex
1BLK 67Pokémon
17 %5/29
Fossil Quarry
Fossil Quarry
4PBL 76Trainer
17 %5/29
Antique Armor Fossil
Antique Armor Fossil
3PBL 72Trainer
17 %5/29
Team Rocket's Petrel
Team Rocket's Petrel
2–4DRI 176Trainer
17 %5/29
Grand Tree
Grand Tree
1SCR 136Trainer
17 %5/29
Magnetic Metal Energy
Magnetic Metal Energy
4CRI 85Energy
14 %4/29
Chandelure
Chandelure
3–4TWM 38Pokémon
14 %4/29
Psyduck
Psyduck
1ASC 39Pokémon
14 %4/29
Shaymin
Shaymin
1DRI 10Pokémon
14 %4/29
Crispin
Crispin
2–3SCR 133Trainer
14 %4/29
Team Rocket's Watchtower
Team Rocket's Watchtower
1–3DRI 180Trainer
14 %4/29
Rare Candy
Rare Candy
2–3MEG 125Trainer
14 %4/29
Energy Search
Energy Search
1–2POR 72Trainer
14 %4/29
Surfer
Surfer
1SSP 187Trainer
14 %4/29
Switch
Switch
1MEG 130Trainer
14 %4/29Fire Energy3–5MEE 2Energy
14 %4/29Psychic Energy1–3MEE 5Energy
10 %3/29
Litwick
Litwick
3PBL 36Pokémon
10 %3/29
Bronzong
Bronzong
2TEF 69Pokémon
10 %3/29
Bronzor
Bronzor
2TEF 68Pokémon
10 %3/29
Latias ex
Latias ex
2SSP 76Pokémon
10 %3/29
Wellspring Mask Ogerpon ex
Wellspring Mask Ogerpon ex
1–2TWM 64Pokémon
10 %3/29
Fezandipiti ex
Fezandipiti ex
1ASC 142Pokémon
10 %3/29
Glalie
Glalie
1TWM 52Pokémon
10 %3/29
Dawn
Dawn
2–3PFL 87Trainer
10 %3/29
Battle Cage
Battle Cage
1–2PFL 85Trainer
10 %3/29
Lana's Aid
Lana's Aid
1TWM 155Trainer
10 %3/29
Telepathic Psychic Energy
Telepathic Psychic Energy
4POR 88Energy
7 %2/29
Lampent
Lampent
3–4PBL 37Pokémon
7 %2/29
Lampent
Lampent
2–3TWM 37Pokémon
7 %2/29
Dunsparce
Dunsparce
2JTG 120Pokémon
7 %2/29
N's Zoroark ex
N's Zoroark ex
2JTG 98Pokémon
7 %2/29
N's Zorua
N's Zorua
2JTG 97Pokémon
7 %2/29
Bloodmoon Ursaluna ex
Bloodmoon Ursaluna ex
1TWM 141Pokémon
7 %2/29
Dudunsparce
Dudunsparce
1TEF 129Pokémon
7 %2/29
Yveltal
Yveltal
1MEG 88Pokémon
7 %2/29
Roto-Stick
Roto-Stick
4PRE 127Trainer
7 %2/29
Risky Ruins
Risky Ruins
2MEG 127Trainer
7 %2/29
Gravity Mountain
Gravity Mountain
1SSP 177Trainer
7 %2/29
Kieran
Kieran
1TWM 154Trainer
7 %2/29
Scoop Up Cyclone
Scoop Up Cyclone
1TWM 162Trainer
7 %2/29
Ignition Energy
Ignition Energy
1–2WHT 86Energy
3 %1/29
Litwick
Litwick
4TWM 36Pokémon
3 %1/29
Drakloak
Drakloak
2TWM 129Pokémon
3 %1/29
Dreepy
Dreepy
2TWM 128Pokémon
3 %1/29
Maractus
Maractus
1JTG 8Pokémon
3 %1/29
Relicanth
Relicanth
1TEF 84Pokémon
3 %1/29
Tatsugiri
Tatsugiri
1TWM 131Pokémon
3 %1/29
Crushing Hammer
Crushing Hammer
4POR 71Trainer
3 %1/29
Lucky Helmet
Lucky Helmet
3TWM 158Trainer
3 %1/29
Pokémon Catcher
Pokémon Catcher
3POR 82Trainer
3 %1/29
Cyrano
Cyrano
2SSP 170Trainer
3 %1/29
Nighttime Mine
Nighttime Mine
1ASC 197Trainer
3 %1/29
Prime Catcher
Prime Catcher
1TEF 157Trainer

What Mega Froslass ex costs to build, and how long it will last

You need 91 different cards to cover every version of this deck, 4 of which nobody argues about. We do not have card prices, so we are not going to put a number on it.

All 29 lists bring an ACE SPEC, and that is where they part ways: 13 took Hero's Cape, 8 took Legacy Energy and 5 took Grand Tree. The flex table shows you all 5. You are allowed ONE ACE SPEC card in your whole deck, so a single copy covers it whatever it costs. New to this deck? Take Hero's Cape and watch what the others do with theirs before you switch.

Then there is time, and the answer is a good one: not one of the 4 core cards carries the letter H, the one that goes at the next rotation. This deck walks through the change whole.

Cards to complete your deck.

Browse our singles. Each product page shows its exact printing, condition, price and availability.

Browse cards in the shop

The market figures cited in this analysis are not Poko retail prices or stock availability.

What Mega Froslass ex struggles against

The attackers in this deck are Weak to Metal, so they take DOUBLE damage from that type. 12 of the 117 decks we track attack in exactly that type.

Concretely, here is what is waiting for you: Mega Excadrill ex, Slowking (Metagross) and Cinccino ex (Genesect ex), plus 9 more decks. The table below takes them one at a time, and those are the lists you practise against first before an event.

This table counts one thing, Weakness, and that comes to 12 decks out of the 117 we track. The other 105 do not attack into yours, and this table says nothing about them. You will still run into them.

Going the other way, your attackers are Water, and 11 of the decks we track have an attacker Weak to one of those: Dragapult ex / Blaziken ex, Ethan's Typhlosion and Ceruledge ex, among others. That is you doubling, for once. Second half of the table.

They double the damage they put on you

Harvested decks that attack into this deck's Weakness, and those whose Weakness this deck hits
DeckTheir cardType
Mega Excadrill exMega Excadrill exMetal
SlowkingMetagrossMetal
Cinccino exGenesect exMetal
Steven's Metagross exSteven's Metagross exMetal
MetagrossMetagrossMetal
DoubladeAegislashMetal
Hop's Zacian exHop's Zacian exMetal
Archaludon exArchaludon exMetal
Archaludon ex / DudunsparceArchaludon exMetal
Archaludon ex / N's Zoroark exArchaludon exMetal
Gengar exBastiodonMetal
Scizor exGenesect exMetal

You double the damage you put on them

Harvested decks that attack into this deck's Weakness, and those whose Weakness this deck hits
DeckTheir cardType
Dragapult ex / Blaziken exBlaziken exWater
Ethan's TyphlosionEthan's TyphlosionWater
Ceruledge exCeruledge exWater
Blaziken / N's Zoroark exBlaziken exWater
Mega Charizard X exMega Charizard X exWater
Flareon ex / NoctowlFlareon exWater
Mega Camerupt exMega Camerupt exWater
Ethan's MagcargoEthan's Ho-Oh exWater
Greninja ex / Blaziken exBlaziken exWater
Blaziken exBlaziken exWater
Cinderace exCinderace exWater

Questions people ask

What is the Mega Froslass ex deck list?
There isn't one. Across 29 tournament lists harvested between 14 August 2026 and 12 September 2026, 4 cards turn up in every single one, 12 slots out of 60. The remaining 48 change from player to player, with 87 different cards competing for them. Both tables are above.
How many lists is this counted on, and where do they come from?
29 lists, played across 28 different tournaments, harvested between 14 August 2026 and 12 September 2026 from play.limitlesstcg.com. All 29 were read card by card, and every card recognised.
Where do I start if I want to build Mega Froslass ex?
With the whole core: 4 cards, 12 slots. Inside it, buy the 3 Trainer slots and the 3 Energy first: they carry over into your next deck. Leave the 6 Pokémon slots for last. Only then work down the flex table and add the cards the most lists agree on, starting with Buddy-Buddy Poffin at 86 % and Lillie's Determination at 76 %.
What beats Mega Froslass ex?
Its attackers are Weak to Metal, so they take double damage from an attacker of that type. 12 of the 117 decks we track play an attacker of that type: Mega Excadrill ex, Slowking, Cinccino ex and Steven's Metagross ex, among others.
Will Mega Froslass ex survive the next rotation?
Yes, whole: not one of the 4 core cards carries the letter H. At equal price, that is the argument that should settle where your money goes.
Are a lot of people playing Mega Froslass ex?
We have read 29 lists of it, which puts it 60th of the 117 decks we track by lists read. The platform those tournaments run on counts 105 entries for it, 0.22 % of the field, across all its players. That figure is theirs.

Where all of this comes from

29 lists from play.limitlesstcg.com, played across 28 events, harvested between 14 August 2026 and 12 September 2026. The 91 cards named here were read against poko's own catalogue, built on the public TCGdex API. No prices on this page, for want of a fresh enough reading.

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