Catalyst Elemental is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.
Official card text
Sacrifice this creature: Add.
Complete guide
Catalyst Elemental is a versatile mana source that embodies the explosive nature of Red magic. By trading its physical form for a quick burst of mana, it helps you accelerate into powerful spells ahead of schedule. Understanding its utility is key to mastering mid-range and aggressive strategies alike.
What It Does
Catalyst Elemental is a 2/2 Elemental creature with a mana-producing activated ability. By sacrificing itself as a cost, it generates two Red mana ({R}{R}). Since this is a mana ability, it does not use the stack and cannot be responded to, providing you with immediate resources to cast spells or activate other abilities.
How It Resolves Step by Step
First, you announce the activation of Catalyst Elemental's ability while you have priority or during the process of casting a spell. Second, you pay the cost by moving Catalyst Elemental from the battlefield to your graveyard. Finally, the ability resolves instantly, adding {R}{R} to your mana pool. Because it is a mana ability, your opponent cannot cast spells like Stifle to stop it.
Common Mistakes
A common error is thinking that Roaming Throne will double the mana produced. However, Catalyst Elemental has an activated ability (indicated by the colon), not a triggered ability. Roaming Throne only interacts with triggered abilities—those starting with 'When', 'Whenever', or 'At'. Additionally, remember that once you sacrifice the creature, it is no longer on the battlefield to be targeted by other effects.
When to Play It
This creature is best utilized when you need to jump from three mana to five mana in a single turn. It can serve as an early-game blocker that your opponent might be afraid to attack into, knowing you can simply sacrifice it for value at any moment to cast a game-changing threat.
Interaction examples
Solemn SimulacrumWith four lands on the battlefield, you cast Catalyst Elemental. On your next turn, you tap two lands to add mana, then sacrifice Catalyst Elemental to add {R}{R}. This gives you a total of four mana available, allowing you to cast Solemn Simulacrum to search for a land and secure your board state.
Roaming ThroneIf you have Roaming Throne on the battlefield with 'Elemental' chosen as the creature type, you might hope to get {R}{R}{R}{R} when sacrificing Catalyst Elemental. Unfortunately, because the Elemental's ability is an activated ability (Sacrifice this creature:), Roaming Throne's replacement effect does not apply, and you still only receive {R}{R}.
Guide written with AI from the official text and rulings. Official English text prevails.
How it works : Catalyst Elemental
Original English text — Wizards of the Coast / Scryfall
No additional ruling has been published for this card.
Popular combos
Real combos played by the community, sorted by popularity.
Ashling, the Limitless + Catalyst Elemental + Urza's Incubator + Greenwarden of Murasa
- 1Cast Greenwarden of Murasa for its evoke cost by paying
due to Urza's Incubator. - 2When Greenwarden of Murasa enters, its first ability and evoke abilities trigger.
- 3Resolve the first trigger, returning Catalyst Elemental from your graveyard to your hand.
- 4Resolve the second trigger, sacrificing Greenwarden of Murasa.
- 5When Greenwarden of Murasa dies, Ashling triggers, creating a token copy of Greenwarden of Murasa with haste.
- 6When the Greenwarden of Murasa token enters, it triggers, returning Greenwarden of Murasa from your graveyard to your hand.
- 7Cast Catalyst Elemental by paying due to Urza's Incubator.
- 8Activate Catalyst Elemental by sacrificing it, adding .
Ashling, the Limitless + Catalyst Elemental + Grave Sifter + Urza's Incubator
- 1Cast Grave Sifter for its evoke cost by paying due to Urza's Incubator.
- 2When Grave Sifter enters, its first ability and evoke abilities trigger.
- 3Resolve the first trigger, returning Catalyst Elemental from your graveyard to your hand.
- 4Resolve the second trigger, sacrificing Grave Sifter.
- 5When Grave Sifter dies, Ashling triggers, creating a token copy of Grave Sifter with haste.
- 6When the Grave Sifter token enters, it triggers, returning Grave Sifter from your graveyard to your hand.
- 7Cast Catalyst Elemental by paying due to Urza's Incubator.
- 8Activate Catalyst Elemental by sacrificing it, adding .
Ashling, the Limitless + Catalyst Elemental + Greenwarden of Murasa + Heartless Summoning
- 1Cast Greenwarden of Murasa for its evoke cost by paying due to Heartless Summoning.
- 2When Greenwarden of Murasa enters, its first ability and evoke abilities trigger.
- 3Resolve the first trigger, returning Catalyst Elemental from your graveyard to your hand.
- 4Resolve the second trigger, sacrificing Greenwarden of Murasa.
- 5When Greenwarden of Murasa dies, Ashling triggers, creating a token copy of Greenwarden of Murasa with haste.
- 6When the Greenwarden of Murasa token enters, it triggers, returning Greenwarden of Murasa from your graveyard to your hand.
- 7Cast Catalyst Elemental by paying due to Heartless Summoning.
- 8Activate Catalyst Elemental by sacrificing it, adding .
Ashling, the Limitless + Catalyst Elemental + Semblance Anvil + Greenwarden of Murasa
- 1Cast Greenwarden of Murasa for its evoke cost by paying due to Semblance Anvil.
- 2When Greenwarden of Murasa enters, its first ability and evoke abilities trigger.
- 3Resolve the first trigger, returning Catalyst Elemental from your graveyard to your hand.
- 4Resolve the second trigger, sacrificing Greenwarden of Murasa.
- 5When Greenwarden of Murasa dies, Ashling triggers, creating a token copy of Greenwarden of Murasa with haste.
- 6When the Greenwarden of Murasa token enters, it triggers, returning Greenwarden of Murasa from your graveyard to your hand.
- 7Cast Catalyst Elemental by paying due to Semblance Anvil.
- 8Activate Catalyst Elemental by sacrificing it, adding .
Ashling, the Limitless + Catalyst Elemental + Urza's Incubator + Graveshifter
- 1Cast Graveshifter for its evoke cost by paying due to Urza's Incubator.
- 2When Graveshifter enters, its first ability and evoke abilities trigger.
- 3Resolve the first trigger, returning Catalyst Elemental from your graveyard to your hand.
- 4Resolve the second trigger, sacrificing Graveshifter.
- 5When Graveshifter dies, Ashling triggers, creating a token copy of Graveshifter with haste.
- 6When the Graveshifter token enters, it triggers, returning Graveshifter from your graveyard to your hand.
- 7Cast Catalyst Elemental by paying due to Urza's Incubator.
- 8Activate Catalyst Elemental by sacrificing it, adding .
Ashling, the Limitless + Catalyst Elemental + Grave Sifter + Heartless Summoning
- 1Cast Grave Sifter for its evoke cost by paying due to Heartless Summoning.
- 2When Grave Sifter enters, its first ability and evoke abilities trigger.
- 3Resolve the first trigger, returning Catalyst Elemental from your graveyard to your hand.
- 4Resolve the second trigger, sacrificing Grave Sifter.
- 5When Grave Sifter dies, Ashling triggers, creating a token copy of Grave Sifter with haste.
- 6When the Grave Sifter token enters, it triggers, returning Grave Sifter from your graveyard to your hand.
- 7Cast Catalyst Elemental by paying due to Heartless Summoning.
- 8Activate Catalyst Elemental by sacrificing it, adding .
Ashling, the Limitless + Catalyst Elemental + Heartless Summoning + Graveshifter
- 1Cast Graveshifter for its evoke cost by paying due to Heartless Summoning.
- 2When Graveshifter enters, its first ability and evoke abilities trigger.
- 3Resolve the first trigger, returning Catalyst Elemental from your graveyard to your hand.
- 4Resolve the second trigger, sacrificing Graveshifter.
- 5When Graveshifter dies, Ashling triggers, creating a token copy of Graveshifter with haste.
- 6When the Graveshifter token enters, it triggers, returning Graveshifter from your graveyard to your hand.
- 7Cast Catalyst Elemental by paying due to Heartless Summoning.
- 8Activate Catalyst Elemental by sacrificing it, adding .
Ashling, the Limitless + Catalyst Elemental + Grave Sifter + Semblance Anvil
- 1Cast Grave Sifter for its evoke cost by paying due to Semblance Anvil.
- 2When Grave Sifter enters, its first ability and evoke abilities trigger.
- 3Resolve the first trigger, returning Catalyst Elemental from your graveyard to your hand.
- 4Resolve the second trigger, sacrificing Grave Sifter.
- 5When Grave Sifter dies, Ashling triggers, creating a token copy of Grave Sifter with haste.
- 6When the Grave Sifter token enters, it triggers, returning Grave Sifter from your graveyard to your hand.
- 7Cast Catalyst Elemental by paying due to Semblance Anvil.
- 8Activate Catalyst Elemental by sacrificing it, adding .
Legal formats
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Meta decks with Catalyst Elemental
No archived Top 8 deck with this card yet.