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17 May 2024: Card library updated.

Mercurial Transformation

1U · Sorcery — Lesson

Until end of turn, target nonland permanent loses all abilities and becomes your choice of a blue Frog creature with base power and toughness 1/1 or a blue Octopus creature with base power and toughness 4/4.

Similar cards

Color identity:
NameManaTypeText
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Kaito, Dancing Shadow 2UBLegendary Planeswalker — Kaito Whenever one or more creatures you control deal combat damage to a player, you may return one of them to its owner's hand. If you do, you may activate loyalty abilities of Kaito twice this turn rather than only once. [+1]: Up to one target creature can't attack or block until your next turn. [0]: Draw a card. [−2]: Create a 2/2 colorless Drone artifact creature token with deathtouch and "When this creature leaves the battlefield, each opponent loses 2 life and you gain 2 life." Loyalty 3
Penregon Besieged 1BEnchantment At the beginning of your end step, choose a creature with the least toughness among creatures your opponents control. It perpetually gets -1/-1. When your opponents control no creatures, sacrifice Penregon Besieged.
Karn's Sylex 3Legendary Artifact Karn's Sylex enters the battlefield tapped. Players can't pay life to cast spells or to activate abilities that aren't mana abilities. {X}, {T}, Exile Karn's Sylex: Destroy each nonland permanent with mana value X or less. Activate only as a sorcery.
Lady of Laughter 3WWCreature — Faerie Noble Flying Celebration — At the beginning of your end step, if two or more nonland permanents entered the battlefield under your control this turn, draw a card. 4/5
Renata, Called to the Hunt 2GGLegendary Enchantment Creature — Demigod Renata's power is equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.) Each other creature you control enters the battlefield with an additional +1/+1 counter on it. */3
Ent-Draught Basin 2Artifact {X}, {T}: Put a +1/+1 counter on target creature with power X. Activate only as a sorcery.
Diminished Returner 1BBCreature — Phyrexian Skeleton Diminished Returner enters the battlefield tapped. {B}{B}: Diminished Returner perpetually gets -1/-1, then return it to the battlefield. Activate only if Diminished Returner is in your graveyard and its toughness is 2 or greater. 4/3
Stitcher's Apprentice 1UCreature — Homunculus {1}{U}, {T}: Create a 2/2 blue Homunculus creature token, then sacrifice a creature. 1/2
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