Throne of Avrial

{t}: {w} or {b} or {g}.
{3}{g}{t}: Elves you control get +1/+1 until
the end or turn.
{3}{w}{t}: Elves you control gain protection
from a color of your choice, until the end of turn.
{5}{b}{t}: Sacrifice any number of Elves,
target player loses that much life.