Oracle Text:
Flash (You may cast this spell any time you could cast an instant.)
Emerge (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's converted mana cost.)
Drownyard Behemoth has hexproof as long as it entered the battlefield this turn.

Edition:	Eldritch Moon
Type:	Creature - Eldrazi Crab
Cast:
Rarity:	U
Pow/Tuf:	5/7