Illusionary Mask [Unlimited Edition] Merfolk Whenever Aetherstorm Roc or another

Whenever Aetherstorm Roc or another creature enters the battlefield under your control

Set: Fifth Dawn Type: Artifact Rarity: Uncommon Cost: {1} {X}{1}: Chimeric Coils becomes an X/X Construct artifact creature

you may cast Dinosaur spells this turn as though they had flash

Activate anywhere

Set: Masters 25 Type: Enchantment — Aura Rarity: Uncommon Cost: {G} Enchant Forest

Illusionary Mask [Unlimited Edition] Merfolk Whenever Aetherstorm Roc or anotherSet: Unlimited Edition Type: Artifact Rarity: Rare Cost: {2} {X}: You may choose a creature card in your hand whose mana cost could be paid by some amount of, or all of, the mana you spent on {X}. If you do, you may cast that card face down as a 2 2 creature spell without paying its mana cost. If the creature that spell becomes as it resolves has not been turned face up and would assign or deal damage, be dealt damage, or become tapped, instead it's