Card Codex

M:tG card similarity search

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
Norn's Inquisitor 1WCreature — Phyrexian Knight When Norn's Inquisitor enters the battlefield, incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.) Whenever a permanent you control transforms into a Phyrexian, put a +1/+1 counter on it. 1/1
The Council of Four 3WULegendary Creature — Human Noble Whenever a player draws their second card during their turn, you draw a card. Whenever a player casts their second spell during their turn, you create a 2/2 white Knight creature token. 0/8
Improbable Alliance UREnchantment Whenever you draw your second card each turn, create a 1/1 blue Faerie creature token with flying. {4}{U}{R}: Draw a card, then discard a card.
Invoke Prejudice UUUUEnchantment Whenever an opponent casts a creature spell that doesn't share a color with a creature you control, counter that spell unless that player pays {X}, where X is its mana value.
In the Eye of Chaos 2UWorld Enchantment Whenever a player casts an instant spell, counter it unless that player pays {X}, where X is its mana value.
Deeproot Waters 2UEnchantment Whenever you cast a Merfolk spell, create a 1/1 blue Merfolk creature token with hexproof. (A creature with hexproof can't be the target of spells or abilities your opponents control.)
Jenson Carthalion, Druid Exile GWLegendary Creature — Human Druid Whenever you cast a multicolored spell, scry 1. If that spell was all colors, create a 4/4 white Angel creature token with flying and vigilance. {5}, {T}: Add {W}{U}{B}{R}{G}. 2/2
Hotheaded Giant 3RCreature — Giant Warrior Haste Hotheaded Giant enters the battlefield with two -1/-1 counters on it unless you've cast another red spell this turn. 4/4
Jumbo Imp 2BCreature — Imp Flying As Jumbo Imp enters the battlefield, roll a six-sided die. Jumbo Imp enters the battlefield with a number of +1/+1 counters on it equal to the result. At the beginning of your upkeep, roll a six-sided die and put a number of +1/+1 counters on Jumbo Imp equal to the result. At the beginning of your end step, roll a six-sided die and remove a number of +1/+1 counters from Jumbo Imp equal to the result. 0/0
Ob Nixilis, Unshackled 4BBLegendary Creature — Demon Flying, trample Whenever an opponent searches their library, that player sacrifices a creature and loses 10 life. Whenever another creature dies, put a +1/+1 counter on Ob Nixilis, Unshackled. 4/4
Page 151