Mantaplax

Criatura — Bestia 2/2, 1U (2)
Puedes jugar la Mantaplax en cualquier momento en que pudieras jugar un instantáneo.
Cuando la Mantaplax entre en juego, las criaturas que controlas no pueden ser objetivo de hechizos o habilidades este turno.
Cuando la Mantaplax entre en juego, sacrifícala a menos que se haya usado {G} para jugarla.
Illus. Alan Pollack

Creature - Beast
Flash
When Plaxmanta enters the battlefield, creatures you control gain shroud until end of turn. (They can't be the targets of spells or abilities.)
When Plaxmanta enters the battlefield, sacrifice it unless {G} was spent to cast it.¹

Gatherer Card Rulings [Nov 2009]

• 5/1/2006: If this enters the battlefield in a way other than announcing it as a spell, then the appropriate mana can’t have been paid, and you’ll have to sacrifice it.  

Format Legality	Legal in Vintage, Legacy, Extended Banned in Standard
Printings (1/9)	Discordia (Uncommon)