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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
Territorial Gorger 3RCreature — Gremlin Trample Whenever you get one or more {E} (energy counters), Territorial Gorger gets +2/+2 until end of turn. 2/2
Lodestone Myr 4Artifact Creature — Myr Trample Tap an untapped artifact you control: Lodestone Myr gets +1/+1 until end of turn. 2/2
The Fertile Lands of Saulvinia Plane — Antausia Whenever a player taps a land for mana, that player adds one mana of any type that land produced. Whenever chaos ensues, reveal cards from the top of your planar deck until you reveal a plane card. Chaos ensues on that plane. Then put all cards revealed this way on the bottom of your planar deck in any order.
Vectis Agents 3UBArtifact Creature — Human Rogue {U}{B}: Vectis Agents gets -2/-0 until end of turn and can't be blocked this turn. 4/3
Twigwalker 2GCreature — Insect {1}{G}, Sacrifice Twigwalker: Two target creatures each get +2/+2 until end of turn. 2/2
Arcades Sabboth 2GGWWUULegendary Creature — Elder Dragon Flying At the beginning of your upkeep, sacrifice Arcades Sabboth unless you pay {G}{W}{U}. Each untapped creature you control gets +0/+2 as long as it's not attacking. {W}: Arcades Sabboth gets +0/+1 until end of turn. 7/7
Ticket Turbotubes 3Artifact {T}: Add one mana of any color. {3}, {T}: You get {TK} (a ticket counter).
Yare 2WInstant Target creature defending player controls gets +3/+0 until end of turn. That creature can block up to two additional creatures this turn.
Spiked Ripsaw 2GArtifact — Equipment Equipped creature gets +3/+3. Whenever equipped creature attacks, you may sacrifice a Forest. If you do, that creature gains trample until end of turn. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)
Cavern Crawler 2RCreature — Insect Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.) {R}: Cavern Crawler gets +1/-1 until end of turn. 0/3
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