Irsinrath, The Frozen God

Frozen Burst-{u}{u}{u}{t} Tap three target
permanents, those permanents don't untap
during their controller's untap step
Frozen Skewer-{u}{u}{u}{t} Destroy target tapped permanent
Permafrost Empowerment-{u}{u}{u}{t} This creature
gets +1/+1 for each tapped permanent until the
end of your turn