Galvantula [Reverse Holo] 46 / 114 Black and White

Electroweb : 20

The Defending Pokémon can't retreat during your opponent's next turn.

Leech Life : 40

Heal from this Pokémon the same amount of damage you did to the Defending Pokémon.

They employ an electrically charged web to trap their prey. While it is immobilized by shock, they leisurely consume it.