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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
Primalcrux GGGGGGCreature — Elemental Trample Chroma — Primalcrux's power and toughness are each equal to the number of green mana symbols in the mana costs of permanents you control. */*
Slag Fiend RCreature — Phyrexian Construct Slag Fiend's power and toughness are each equal to the number of artifact cards in all graveyards. */*
Gemini Engine 6Artifact Creature — Construct Whenever Gemini Engine attacks, create a colorless Construct artifact creature token named Twin that's attacking. Its power is equal to Gemini Engine's power and its toughness is equal to Gemini Engine's toughness. Sacrifice the token at end of combat. 3/4
Awakened Amalgam 4Artifact Creature — Golem Awakened Amalgam's power and toughness are each equal to the number of differently named lands you control. */*
Space Fungus Snickerdoodle Stickers {TK}{TK} — Skulk (This creature can't be blocked by creatures with greater power.) {TK}{TK}{TK} — Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.) {TK}{TK} — 3/2 {TK}{TK}{TK}{TK}{TK} — 6/8
Nameless One 3UCreature — Wizard Avatar Nameless One's power and toughness are each equal to the number of Wizards on the battlefield. Morph {2}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) */*
Urza's Dark Cannonball Stickers {TK}{TK} — Exalted, exalted (Whenever a creature you control attacks alone, it gets +1/+1 until end of turn for each instance of exalted among permanents you control.) {TK}{TK}{TK} — Shadow (This creature can block or be blocked only by creatures with shadow.) {TK}{TK} — 1/5 {TK}{TK}{TK}{TK} — 7/4
Halo Hopper 3Artifact Creature — Frog Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) 3/2
Nylea's Colossus 6GEnchantment Creature — Giant Constellation — Whenever Nylea's Colossus or another enchantment enters the battlefield under your control, double target creature's power and toughness until end of turn. 6/6
Toymaker 2Artifact Creature — Spellshaper {1}, {T}, Discard a card: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn. (It retains its abilities.) 1/1
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