Muxus, Goblin Gourmand

First strike, Haste
When Muxus, Goblin Gourmand enters the battlefield, sacrifice any number of goblins.
Muxus deals 2 damage to any target for each
goblin sacrificed this way.
Whenever Muxus attacks, it gets +1/+1 until
end of turn for each Goblin that died this turn.