Silvergill Adept 

Creature — Merfolk Wizard
As an additional cost to cast this spell, reveal a Merfolk card from your hand or pay .
When this creature enters, draw a card.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL