Other known variants
x2Matron's AngerThis attack does 10 more damage for each Pokémon in your discard pile.
Bind DownDuring your opponent's next turn, the Defending Pokémon can't retreat.
When Burmy evolved, its cloak became a part of this Pokémon’s body. The cloak is never shed.
If I attack with Wormadam's "Matron's Anger" and I have 3 parts of a V-Union Pokemon in my discard pile, does that count as three Pokemon for adding to the attack damage?
Yes, in this case "Pokemon" in Matron's Anger's attack text means "Pokemon Cards".