How can you tell your card is this one?

Look at the bottom of your card: you should read WP 40/53 there. Its illustration is signed "Big Mama" Tagawa.

Which set does it come from?

It comes from the Wizards Black Star Promos set.

Wizards Black Star Promos

WPFRCommon

We cannot estimate this card right now.

Check the number and illustration against the card you are looking for.

How can you tell your card is this one?: Look at the bottom of your card: you should read WP 40/53 there. Its illustration is signed "Big Mama" Tagawa.
Which set does it come from?: It comes from the Wizards Black Star Promos set.

Its characteristics and effects in play, with the original text when available.

The French text is not available yet. Text shown: English.

Remove all damage counters from all of your own Pokémon with damage counters on them, then discard all Energy cards attached to those Pokémon.

Have a look at what it does well, then at what will get in your way. After that you'll know whether it belongs in your deck.

A strength
No Weakness printed on the card. Nothing doubles up the damage it takes.
Keep in mind
None of the 5,427 tournament lists we have read runs it. That does not make it a bad card — it means we have not seen it on a table yet.

None of the tournament lists we have read mentions this card. That happens with a card that has just come out, or one players have not tried yet.