Sea-Dasher Octopus

Sea-Dasher Octopus: Creature - Octopus, Ikoria: Lair of Behemoths. MTG card printings, market prices, rulings, and format legality on Mana Grove.

Mana cost: {1}{U}{U}
Mana value: 3
Type: Creature - Octopus
Colour identity: Blue (U)
Power / toughness: 2/2
Rarity: Rare
Set: Ikoria: Lair of Behemoths (IKO)
Released: 2020-04-24
Collector number: 66
Artist: Chris Seaman
Commander rank: 4,830 (by how often it appears in Commander decks)
Keywords: Flash, Mutate

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About Sea-Dasher Octopus

Sea-Dasher Octopus is a Magic: The Gathering card, a rare blue creature from Ikoria: Lair of Behemoths (IKO), an expansion set released in April 2020. It is collector number 66 in that set, with art by Chris Seaman. It costs {1}{U}{U} (one generic and two blue mana) to cast, for a mana value of 3. It is a 2/2 creature. Its colour identity is blue. It is legal in Pioneer, Modern, Legacy, Vintage, Commander, Duel Commander, Oathbreaker, Brawl, Historic, Timeless, Gladiator and Penny Dreadful. It has been printed in 4 sets, from Ikoria: Lair of Behemoths (2020) to Alchemy Horizons: Baldur's Gate (2022). The latest aggregated market price for this printing is $1.17 (normal finish, as of 2026-11-12).

Card text

Mutate {1}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Flash

Whenever this creature deals combat damage to a player, draw a card.

Market price

Latest aggregated market price for the normal finish of this printing: $1.17 (as of 2026-11-12).

The figure covers this printing only; other printings carry their own price on their own page.

Format legality

Legality of Sea-Dasher Octopus by format. Formats in which it is not legal are not listed.

Pioneer	Legal
Modern	Legal
Legacy	Legal
Vintage	Legal
Commander	Legal
Duel Commander	Legal
Oathbreaker	Legal
Brawl	Legal
Historic	Legal
Timeless	Legal
Gladiator	Legal
Penny Dreadful	Legal

Other printings of Sea-Dasher Octopus

Sea-Dasher Octopus has been printed in 4 sets. The other printings are listed newest first, with the rarity and release year of each.

Printing	Rarity	Year
Alchemy Horizons: Baldur's Gate (HBG) #912	Rare	2022
Magic Online Promos (PRM) #80995	Rare	2020
Ikoria: Lair of Behemoths (IKO) #286	Rare	2020
Ikoria: Lair of Behemoths Promos (PIKO) #66p	Rare	2020
Ikoria: Lair of Behemoths Promos (PIKO) #66s	Rare	2020

Similar cards

Other creature cards with a blue colour identity, ranked by how often they appear in Commander decks.