Frozen Wasteland

Bestow {5}{r}{u}: Give all the abilities to any
creature then give that creature +5/+5 and
vigilance
{t} Add {u/r}{u/r}{u/r}{u/r} to your mana pool. Bolster 2.
Destroy Target creature
{u}{r}{t} As an additional cost to this ability
sacrifice a creature. Bolster 10
"Only the strongest survive the frozen wastelands"