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17 May 2024: Card library updated.

Serum Sovereign

4U · Creature — Phyrexian Sphinx

Flying Whenever you cast a noncreature spell, put an oil counter on Serum Sovereign. {U}, Remove an oil counter from Serum Sovereign: Draw a card, then scry 2. 4/4

Similar cards

Color identity:
NameManaTypeText
Wandermare 1GWCreature — Horse Whenever you cast a creature spell that has an Adventure, put a +1/+1 counter on Wandermare. (It doesn't need to have gone on the adventure first.) 3/3
Vulshok Factory 2RArtifact {T}: Add {R}. Put a charge counter on Vulshok Factory. {2}{R}, {T}, Sacrifice Vulshok Factory: Create an X/X colorless Golem artifact creature token with haste, where X is the number of charge counters on Vulshok Factory. Activate only as a sorcery.
Vat of Rebirth BArtifact Whenever another artifact or creature you control is put into a graveyard from the battlefield, put an oil counter on Vat of Rebirth. {2}{B}, {T}, Remove four oil counters from Vat of Rebirth: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.
Jinxed Choker 3Artifact At the beginning of your end step, target opponent gains control of Jinxed Choker and puts a charge counter on it. At the beginning of your upkeep, Jinxed Choker deals damage to you equal to the number of charge counters on it. {3}: Put a charge counter on Jinxed Choker or remove one from it.
Strixhaven Stadium 3Artifact {T}: Add {C}. Put a point counter on Strixhaven Stadium. Whenever a creature deals combat damage to you, remove a point counter from Strixhaven Stadium. Whenever a creature you control deals combat damage to an opponent, put a point counter on Strixhaven Stadium. Then if it has ten or more point counters on it, remove them all and that player loses the game.
Smoldering Egg 1RCreature — Dragon Egg Defender Whenever you cast an instant or sorcery spell, put a number of ember counters on Smoldering Egg equal to the amount of mana spent to cast that spell. Then if Smoldering Egg has seven or more ember counters on it, remove them and transform Smoldering Egg. 0/4
Waxmane Baku 2WCreature — Spirit Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Waxmane Baku. {1}, Remove X ki counters from Waxmane Baku: Tap X target creatures. 2/2
Necropolis of Azar 2BBEnchantment Whenever a non-black creature is put into any graveyard from play, put a husk counter on Necropolis of Azar. {5}, Remove a husk counter from Necropolis of Azar: Put a Spawn of Azar token into play. Treat this token as a black creature with a random power and toughness, each no less than 1 and no greater than 3, that has swampwalk.
Midnight Oil 2BBEnchantment Midnight Oil enters the battlefield with seven hour counters on it. At the beginning of your draw step, draw an additional card and remove two hour counters from Midnight Oil. Your maximum hand size is equal to the number of hour counters on Midnight Oil. Whenever you discard a card, you lose 1 life.
Evolving Adaptive GCreature — Phyrexian Warrior Evolving Adaptive enters the battlefield with an oil counter on it. Evolving Adaptive gets +1/+1 for each oil counter on it. Whenever another creature enters the battlefield under your control, if that creature has greater power or toughness than Evolving Adaptive, put an oil counter on Evolving Adaptive. 0/0
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