porygon2
Abilities
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When it enters a battle, the Pokémon copies an opposing Pokémon's Ability.
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The Pokémon compares an opposing Pokémon's Defense and Sp. Def stats before raising its own Attack or Sp. Atk stat — whichever will be more effective.
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Boosts the power of the Pokémon's move if it is the last to act that turn.