Huntress of the Temple Wall

Double Strike, Lifelink
Whenever Huntress of the Temple Wall enters
or leaves the battlefield, if you control a Angel or
Cleric, you may discard a card and that creature
gains protection from red until end of turn.
{r}{t} Sacrifice up to three Goblins: Creatures you
control have Lifelink and +2/+0, for each Goblin
sacrificed this way, until end of turn.