Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Sphere of Reason

3W · Enchantment

If a blue source would deal damage to you, prevent 2 of that damage.

Similar cards

Color identity:
NameManaTypeText
Liege of the Pit 5BBBCreature — Demon Flying, trample At the beginning of your upkeep, sacrifice a creature other than Liege of the Pit. If you can't, Liege of the Pit deals 7 damage to you. Morph {B}{B}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 7/7
Curse Artifact 2BBEnchantment — Aura Enchant artifact At the beginning of the upkeep of enchanted artifact's controller, Curse Artifact deals 2 damage to that player unless they sacrifice that artifact.
Sanwell, Avenger Ace 1WLegendary Creature — Human Pilot As long as an artifact creature you control is attacking, prevent all damage that would be dealt to Sanwell, Avenger Ace. Whenever Sanwell becomes tapped, exile the top six cards of your library. You may cast a Vehicle or artifact creature spell from among them. Then put the rest on the bottom of your library in a random order. 3/1
Crimson Hellkite 6RRRCreature — Dragon Flying {X}, {T}: Crimson Hellkite deals X damage to target creature. Spend only red mana on X. 6/6
Crimson Honor Guard 3RRCreature — Vampire Knight Trample At the beginning of each player's end step, Crimson Honor Guard deals 4 damage to that player unless they control a commander. 4/5
Pass the Torch 1RInstant Pass the Torch deals 2 damage to any target. Choose a creature card in your hand. It perpetually gains "Whenever this creature deals combat damage to a player, you may cast target card named Pass the Torch from your graveyard without paying its mana cost. If you do, this creature perpetually loses this ability".
Koth, Fire of Resistance 2RRLegendary Planeswalker — Koth [+2]: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle. [−3]: Koth, Fire of Resistance deals damage to target creature equal to the number of Mountains you control. [−7]: You get an emblem with "Whenever a Mountain enters the battlefield under your control, this emblem deals 4 damage to any target." Loyalty 4
Progenitus WWUUBBRRGGLegendary Creature — Hydra Avatar Protection from everything If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library instead. 10/10
Snapping Sailback 4GCreature — Dinosaur Flash Enrage — Whenever Snapping Sailback is dealt damage, put a +1/+1 counter on it. (It must survive the damage to get the counter.) 4/4
Bloodletter 2BCreature — Zombie When the names of three or more nonland permanents begin with the same letter, sacrifice Bloodletter. If you do, it deals 2 damage to each creature and each player. 2/3
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