Vodalian War Machine

CMC 3

Creature — Wall

Defender (This creature can't attack.) Tap an untapped Merfolk you control: This creature can attack this turn as though it didn't have defender. Tap an untapped Merfolk you control: This creature gets +2/+1 until end of turn. When this creature dies, destroy all Merfolk tapped this turn to pay for its abilities.

P/T: 0/4