Darkness Energy - Reverse Holofoil Aquapolis - Rare Number_25 Grass Careless Tackle (20) Bellsprout

Grass Careless Tackle (20) Bellsprout does 10 damage to itself

Colorless Rising Lunge (20+) Flip a coin

FormStage 2 - Evolves from Gloom

Colorless Dark Fire (30+) If there are any Darkness Energy cards attached to Dark Houndoom

Darkness Energy - Reverse Holofoil Aquapolis - Rare Number_25 Grass Careless Tackle (20) BellsproutRarityRare Card TypeEnergy FormSpecial Evolves from null RuleIf the Pokmon Darkness Energy is attached to damages the Defending Pokmon (after applying Weakness and Resistance), the attack does 10 more damage to the Defending Pokmon. At the end of every turn, put 1 damage counter on the Pokmon Darkness Energy is attached to, unless it's Darkness or has Dark in its name. Darkness Energy provides Darkness Energy. (Doesn't count as a basic Energy card.)