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17 May 2024: Card library updated.

Chaos Moon

3R · Enchantment

At the beginning of each upkeep, count the number of permanents. If the number is odd, until end of turn, red creatures get +1/+1 and whenever a player taps a Mountain for mana, that player adds an additional {R}. If the number is even, until end of turn, red creatures get -1/-1 and if a player taps a Mountain for mana, that Mountain produces colorless mana instead of any other type.

Similar cards

Color identity:
NameManaTypeText
Jungle Wurm 3GGCreature — Wurm Whenever Jungle Wurm becomes blocked, it gets -1/-1 until end of turn for each creature blocking it beyond the first. 5/5
Lavinia, Azorius Renegade WULegendary Creature — Human Soldier Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. 2/2
Life of Toshiro Umezawa 1BEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter.) I, II — Choose one — • Target creature gets +2/+2 until end of turn. • Target creature gets -1/-1 until end of turn. • You gain 2 life. III — Exile this Saga, then return it to the battlefield transformed under your control.
Incite Rebellion 4RRSorcery For each player, Incite Rebellion deals damage to that player and each creature that player controls equal to the number of creatures they control.
Dystopia 1BBEnchantment 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.
Pillar of Origins 2Artifact As Pillar of Origins enters the battlefield, choose a creature type. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.
Demonmail Hauberk 4Artifact — Equipment Equipped creature gets +4/+2. Equip—Sacrifice a creature.
Aven Brigadier 3WWWCreature — Bird Soldier Flying Other Bird creatures get +1/+1. Other Soldier creatures get +1/+1. 3/5
Armored Armadillo WCreature — Armadillo Ward {1} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.) {3}{W}: Armored Armadillo gets +X/+0 until end of turn, where X is its toughness. 0/4
Sanctum Weaver 1GEnchantment Creature — Dryad {T}: Add X mana of any one color, where X is the number of enchantments you control. 0/2
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