Awa Awa no MI

Eat {2}
Eater Creature gets +1/+3 and can't be blocked. If Eater Creature becomes the target of a blue spell, sacrifice it.
Eater Creature gets "{t}: tap target creature. It doesn't untap unless it becomes the target of a blue spell" and "{2}: This creature becomes a Wall with base power and toughness 0/5 and Defender until end of turn."