Elekid δ

Once during your turn (before your attack), you may put Electabuzz from your hand onto Elekid (this counts as evolving Elekid) and remove all damage counters from Elekid.

Thunder Spear

Choose 1 of your opponent's Pokémon. This attack does 10 damage to that Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)