M:tG card similarity search
3UU · Enchantment
As Psychic Allergy enters the battlefield, choose a color. At the beginning of each opponent's upkeep, Psychic Allergy deals X damage to that player, where X is the number of nontoken permanents of the chosen color they control. At the beginning of your upkeep, destroy Psychic Allergy unless you sacrifice two Islands.
| Name | Mana | Type | Text |
|---|---|---|---|
| Zedruu the Greathearted | 1URW | Legendary Creature — Minotaur Monk | At the beginning of your upkeep, you gain X life and draw X cards, where X is the number of permanents you own that your opponents control. {U}{R}{W}: Target opponent gains control of target permanent you control. 2/4 |
| Voice of All | 2WW | Creature — Angel | Flying As Voice of All enters the battlefield, choose a color. Voice of All has protection from the chosen color. 2/2 |
| Radiant Flames | 2R | Sorcery | Converge — Radiant Flames deals X damage to each creature, where X is the number of colors of mana spent to cast this spell. |
| Oath of Jace | 2U | Legendary Enchantment | When Oath of Jace enters the battlefield, draw three cards, then discard two cards. At the beginning of your upkeep, scry X, where X is the number of planeswalkers you control. |
| Impact Resonance | 1R | Instant | Impact Resonance deals X damage divided as you choose among any number of target creatures, where X is the greatest amount of damage dealt by a source to a permanent or player this turn. |
| Descent into Madness | 3BB | Enchantment | At the beginning of your upkeep, put a despair counter on Descent into Madness, then each player exiles X permanents they control and/or cards from their hand, where X is the number of despair counters on Descent into Madness. |
| Floating Shield | 2W | Enchantment — Aura | Enchant creature As Floating Shield enters the battlefield, choose a color. Enchanted creature has protection from the chosen color. This effect doesn't remove Floating Shield. Sacrifice Floating Shield: Target creature gains protection from the chosen color until end of turn. |
| Iona, Shield of Emeria | 6WWW | Legendary Creature — Angel | Flying As Iona, Shield of Emeria enters the battlefield, choose a color. Your opponents can't cast spells of the chosen color. 7/7 |
| Nicol Bolas | 2UUBBRR | Legendary Creature — Elder Dragon | Flying At the beginning of your upkeep, sacrifice Nicol Bolas unless you pay {U}{B}{R}. Whenever Nicol Bolas deals damage to an opponent, that player discards their hand. 7/7 |
| Citadel of Pain | 2R | Enchantment | At the beginning of each player's end step, Citadel of Pain deals X damage to that player, where X is the number of untapped lands they control. |