Alakazam

Hexproof
{u}: Deal 1 damage to target creature, planeswalker, or player. This can only be done twice per turn.
Mega Evolve (At the beginning of your upkeep, you may pay {u}{u}{u}. If you do, you may sacrifice this card, and you may search your library and/or graveyard for a card named Mega Alakazam, and summon it to the battlefield.)