Gravelgill Duo

Type

Creature — Merfolk Rogue Warrior

Mana Cost

{2}{U/B}

Oracle Text

Whenever you cast a blue spell, this creature gets +1/+1 until end of turn. Whenever you cast a black spell, this creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

Rarity

common