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 |
|---|---|---|---|
| Kaleidoscorch | 1R | Sorcery | Converge — Kaleidoscorch deals X damage to any target, where X is the number of colors of mana spent to cast this spell. Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Growing Ranks | 2G/WG/W | Enchantment | At the beginning of your upkeep, populate. (Create a token that's a copy of a creature token you control.) |
| Heraldic Banner | 3 | Artifact | As Heraldic Banner enters the battlefield, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color. |
| Half-Shark, Half- | Creature — Shark | At the beginning of your upkeep, Augment {5}{U} ({5}{U}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.) +3/+3 | |
| Chromatic Armor | 1WU | Enchantment — Aura | Enchant creature As Chromatic Armor enters the battlefield, choose a color. Chromatic Armor enters the battlefield with a sleight counter on it. Prevent all damage that would be dealt to enchanted creature by sources of the last chosen color. {X}: Put a sleight counter on Chromatic Armor and choose a color. X is the number of sleight counters on Chromatic Armor. |
| Exocrine | X2R | Creature — Tyranid | Ravenous (This creature enters the battlefield with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.) Bio-plasmic Barrage — When Exocrine enters the battlefield, it deals X damage to each player and each other creature. 2/2 |
| Cold Snap | 2W | Enchantment | Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of each player's upkeep, Cold Snap deals damage to that player equal to the number of snow lands they control. |
| Rumbling Slum | 1RGG | Creature — Elemental | At the beginning of your upkeep, Rumbling Slum deals 1 damage to each player. 5/5 |
| Dystopia | 1BB | Enchantment | Cumulative upkeep—Pay 1 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of each player's upkeep, that player sacrifices a green or white permanent. |
| Rolling Thunder | XRR | Sorcery | Rolling Thunder deals X damage divided as you choose among any number of targets. |