Ko'atal, Last of Osh-Tekk

Trample, Haste, Double-strike, deathtouch, reach
{w}{b}{x}, You gain your choice of trample, indestructible or deathtouch until end of turn.
{t}{5}, Create a totem that grants you +1/1 and has, "Whenever a player sacrifices a permenant Ko'atal is unblockable until end of turn". {3}, Sacrifice a totem.
{5} Ko'atal gets -0/3 and gains doublestrike until end of turn. If you control 3 or more totems Ko'atal has hexproof.