Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Cosmium Catalyst

· Artifact

{1}{R}, {T}: Choose an exiled card used to craft Cosmium Catalyst at random. You may cast that card without paying its mana cost.

Similar cards

Color identity:
NameManaTypeText
A-Karn, Living Legacy 4Legendary Planeswalker — Karn [+1]: Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") [0]: Pay any amount of mana. Look at that many cards from the top of your library, then put one of those cards into your hand and the rest on the bottom of your library in a random order. [−6]: You get an emblem with "Tap an untapped artifact you control: This emblem deals 1 damage to any target." Loyalty 4
Hex, Kellan's Companion 1GLegendary Creature — Dog Haste Whenever you cast an Adventure spell, if Hex, Kellan's Companion is on the battlefield or in exile, it perpetually gets +1/+1. Then if it's on the battlefield, exile it with a fetch counter on it. Whenever you cast a spell from exile, if Hex is in exile with a fetch counter on it, put it onto the battlefield. 1/1
Swallow the Hero Whole Sorcery Each player exiles a creature they control. Until the Hydra's next turn, when a Head leaves the battlefield, return the exiled cards to the battlefield under their owners' control.
Disposal Mummy 2WCreature — Zombie Jackal When Disposal Mummy enters the battlefield, exile target card from an opponent's graveyard. 2/3
Sproutback Trudge 7GGCreature — Fungus Beast This spell costs {X} less to cast, where X is the amount of life you gained this turn. Trample At the beginning of your end step, if you gained life this turn, you may cast Sproutback Trudge from your graveyard. 9/7
Mishra's Workshop Land {T}: Add {C}{C}{C}. Spend this mana only to cast artifact spells.
Lae'zel, Illithid Thrall 3WULegendary Creature — Gith Horror Warrior Double strike When this creature enters the battlefield or specializes, conjure a duplicate of a random creature card from an opponent's library into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." 3/6
Expedited Inheritance RREnchantment Whenever a creature is dealt damage, its controller may exile that many cards from the top of their library. They may play those cards until the end of their next turn.
Main Event Horizon 3WWSorcery As an additional cost to cast this spell, choose A through M or N through Z. Destroy each creature whose name begins with a letter in the chosen range.
Rakdos, the Muscle 2BBRLegendary Creature — Demon Mercenary Flying, trample Whenever you sacrifice another creature, exile cards equal to its mana value from the top of target player's library. Until your next end step, you may play those cards, and mana of any type can be spent to cast those spells. Sacrifice another creature: Rakdos, the Muscle gains indestructible until end of turn. Tap it. Activate only once each turn. 6/5
Page 137