Prism, Sculptor of Arc Light [HER030] (Promo) Cold Foil Metal [x2] you may cast the copy

you may cast the copy without paying its mana cost

−8: You get an emblem with "Whenever an opponent is dealt combat damage by one or more creatures you control

You shouldn't have

Set: International Collectors' Edition Type: Creature — Zombie Rarity: Rare Cost: {1}{B}{B} Other Zombie creatures have swampwalk

Set: Planar Chaos Type: Legendary Land Rarity: Rare Each land is a Swamp in addition to its other land types

Prism, Sculptor of Arc Light [HER030] (Promo) Cold Foil Metal [x2] you may cast the copySet: Promo Finish: Cold Foil Type: Hero Rarity: Promo Class: Light Illusionist Life: 40 Intellect: 4 Once per Turn Instant [2 Resource], banish a card from Prism's soul: Create a Spectral Shield token. (It's an Illusionist aura with "If your hero would be dealt damage, instead destroy Spectral Shield and prevent 1 damage that source would deal.")