Card Codex

Psychic Allergy

Scryfall

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

Name	Mana	Type	Text
Ugin's Insight	3UU	Sorcery	Scry X, where X is the highest mana value among permanents you control, then draw three cards.
Extravagant Replication	4UU	Enchantment	At the beginning of your upkeep, create a token that's a copy of another target nonland permanent you control.
Sleight of Mind	U	Instant	Change the text of target spell or permanent by replacing all instances of one color word with another. (For example, you may change "target black spell" to "target blue spell." This effect lasts indefinitely.)
Conqueror's Flail	2	Artifact — Equipment	Equipped creature gets +1/+1 for each color among permanents you control. As long as Conqueror's Flail is attached to a creature, your opponents can't cast spells during your turn. Equip {2}
Commissar Severina Raine	1WB	Legendary Creature — Human Soldier	Leading from the Front — Whenever Commissar Severina Raine attacks, each opponent loses X life, where X is the number of other attacking creatures. Summary Execution — {2}, Sacrifice another creature: You gain 2 life and draw a card. 2/2
Arc Lightning	2R	Sorcery	Arc Lightning deals 3 damage divided as you choose among one, two, or three targets.
Flames of the Firebrand	2R	Sorcery	Flames of the Firebrand deals 3 damage divided as you choose among one, two, or three targets.
Circle of Solace	3W	Enchantment	As Circle of Solace enters the battlefield, choose a creature type. {1}{W}: The next time a creature of the chosen type would deal damage to you this turn, prevent that damage.
Monastery Siege	2U	Enchantment	As Monastery Siege enters the battlefield, choose Khans or Dragons. • Khans — At the beginning of your draw step, draw an additional card, then discard a card. • Dragons — Spells your opponents cast that target you or a permanent you control cost {2} more to cast.
Ghouls' Night Out	3BB	Sorcery	For each player, choose a creature card in that player's graveyard. Put those cards onto the battlefield under your control. They're black Zombies in addition to their other colors and types and they gain decayed. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.)