Arixmethes, Slumbering Isle

Legendary Creature — Kraken

Arixmethes enters tapped with five slumber counters on it.
As long as Arixmethes has a slumber counter on it, it's a land. (It's not a creature.)
Whenever you cast a spell, you may remove a slumber counter from Arixmethes.
{T}: Add {G}{U}.

CMC
4
Mana cost
{2}{G}{U}
Color identity
GU
Rarity
rare
Set
Duskmourn: House of Horror Commander
Price
$0.43
EDHREC rank
#1967
Buy on TCGplayer
Arixmethes, Slumbering Isle card art
Arixmethes, Slumbering Isle enters as a 12/12 land that converts into a creature once you cast enough spells — massive body, zero mana investment beyond the five-mana casting cost. The combo ceiling is real: Freed from the Real turns Arixmethes into infinite mana the moment it wakes up, and Kiora, Sovereign of the Deep can cheat it directly onto the battlefield, bypassing the slumber counters entirely.

Best Commanders

Commanders with the highest synergy

03
Eshki, Temur's Roar

Eshki, Temur's Roar

59.9% of decks · synergy 0.56

Eshki, Temur's Roar cares about casting big spells and generating value from large creatures, making Arixmethes, Slumbering Isle a natural fit as a high-power threat that also doubles as a mana source.

04
Xolatoyac, the Smiling Flood

Xolatoyac, the Smiling Flood

64.2% of decks · synergy 0.51

Xolatoyac, the Smiling Flood synergizes with lands that do more than produce mana, and Arixmethes, Slumbering Isle's dual land-creature identity slots cleanly into that gameplan while threatening a 12/12 body once awake.

05
Zimone, Mystery Unraveler

Zimone, Mystery Unraveler

60.6% of decks · synergy 0.47

Zimone, Mystery Unraveler rewards drawing extra cards and deploying big permanents, and Arixmethes, Slumbering Isle accelerates that engine by producing two mana per tap before transitioning into a win condition.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Commander is where Arixmethes, Slumbering Isle lives — the combination of ramp, combo potential, and massive body fits the 100-card singleton environment perfectly, and the infinite-mana lines with untap effects are well-documented and easy to assemble. In Legacy and Vintage, where it's technically legal, it simply doesn't compete: five mana for a creature with a conditional awakening is nowhere near the speed of those formats, and the combo lines it enables are too slow to matter. Oathbreaker gives it a niche role as a high-synergy piece in blue-green spell-slinging builds, though the smaller starting life total makes the road to victory shorter for everyone. Anywhere it's not legal is no loss — this card was designed for the Commander table.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.43 bulk tier

At $0.43, Arixmethes, Slumbering Isle sits firmly in bulk territory, which is remarkable given how often it appears in competitive Simic and Kraken builds. Bulk rares with this level of combo utility tend to stay accessible indefinitely, so there's no urgency — pick one up whenever.

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Updated . Data from Scryfall, EDHREC, and Commander Spellbook.