Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Psychic Allergy

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.

Similar cards

Color identity:
NameManaTypeText
Sculpted Sunburst 3WWSorcery Choose a creature you control, then each opponent chooses a creature they control with equal or lesser power. If you chose a creature this way, exile each creature not chosen by any player this way.
Dimir Strandcatcher 2U/BU/BCreature — Faerie Rogue Flying Whenever you attack, surveil X, where X is the number of opponents being attacked. At the beginning of each end step, if three or more cards were put into your graveyard from anywhere other than the battlefield this turn, draw a card. 3/3
Primal Empathy 1GUEnchantment At the beginning of your upkeep, draw a card if you control a creature with the greatest power among creatures on the battlefield. Otherwise, put a +1/+1 counter on a creature you control.
Cephalid Vandal 1UCreature — Cephalid Rogue At the beginning of your upkeep, put a shred counter on Cephalid Vandal. Then mill a card for each shred counter on Cephalid Vandal. 1/1
Legacy's Allure UUEnchantment At the beginning of your upkeep, you may put a treasure counter on Legacy's Allure. Sacrifice Legacy's Allure: Gain control of target creature with power less than or equal to the number of treasure counters on Legacy's Allure. (This effect lasts indefinitely.)
Noxious Hydra Breath Sorcery Choose one — Noxious Hydra Breath deals 5 damage to each player; or destroy each tapped non-Head creature.
Nantuko Shrine 1GGEnchantment Whenever a player casts a spell, that player creates X 1/1 green Squirrel creature tokens, where X is the number of cards in all graveyards with the same name as that spell.
Krallenhorde Howler Creature — Werewolf Creature spells you cast cost {1} less to cast. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Krallenhorde Howler. 3/3
Ancient Brass Dragon 5BBCreature — Elder Dragon Flying Whenever Ancient Brass Dragon deals combat damage to a player, roll a d20. When you do, put any number of target creature cards with total mana value X or less from graveyards onto the battlefield under your control, where X is the result. 7/6
Phyrexian Swarmlord 4GGCreature — Phyrexian Insect Horror Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) At the beginning of your upkeep, create a 1/1 green Phyrexian Insect creature token with infect for each poison counter your opponents have. 4/4
Page 134