Relentless Assault [Ninth Edition] Human Samurai Archer if Opal Caryatid is an

if Opal Caryatid is an enchantment

Megamorph {4}{G} (You may cast this card face down as a 2/2 creature for {3}

Set: Planeshift Type: Instant Rarity: Uncommon Cost: {1}{U} Counter target blue spell

Set: Classic Sixth Edition Type: Instant Rarity: Common Cost: {3}{R} Lightning Blast deals 4 damage to any target

Set: Conspiracy Type: Instant Rarity: Common Cost: {2}{U} Return target permanent you control and target permanent you don't control to their owners' hands

Relentless Assault [Ninth Edition] Human Samurai Archer if Opal Caryatid is anSet: Ninth Edition Type: Sorcery Rarity: Rare Cost: {2}{R}{R} Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase. "Mercy? Mercy is for the playground, not the battleground."