Competitive decks with Cosmic Cube | MTG Deck With
Cosmic Cube
ArtifactMythic
Traditional (Bo3)
Arena rankedStandard
MTGA ranked player
134526
75 cards (60 main / 15 side)
Traditional (Bo3)
MTGA ranked player
134526
75 cards (60 main / 15 side)
Main deck(60)
Creatures(1)
1Ultron, Artificial Malevolence
Instants(2)
2Hide on the Ceiling
Sorceries(6)
2Split Up
4United Battlefront
Artifacts(24)
1Clay-Fired Bricks // Cosmium Kiln
4Cryogen Relic
2Spring-Loaded Sawblades // Bladewheel Chariot
1The Mind Stone
1Torpor Orb
3Perilous Snare
3Pinnacle Starcage
3Repurposing Bay
4Simulacrum Synthesizer
1The Fire Crystal
1White Auracite
Enchantments(1)
1Authority of the Consuls
Lands(26)
1Castle Doom
2Fabled Passage
4Floodfarm Verge
1Fomori Vault
1Inspiring Vantage
1Ishgard, the Holy See // Faith & Grief
3Island
3Meticulous Archive
1Mistrise Village
1Mystic Monastery
5Plains
1Restless Anchorage
1Sacred Foundry
1Sunbillow Verge
Creatures(1)
1Ultron, Artificial Malevolence
Sorceries(6)
2Split Up
4United Battlefront
Enchantments(1)
1Authority of the Consuls
Lands(26)
1Castle Doom
2Fabled Passage
4Floodfarm Verge
1Fomori Vault
1Inspiring Vantage
1Ishgard, the Holy See // Faith & Grief
3Island
3Meticulous Archive
1Mistrise Village
1Mystic Monastery
5Plains
1Restless Anchorage
1Sacred Foundry
1Sunbillow Verge
Instants(2)
2Hide on the Ceiling
Artifacts(24)
1Clay-Fired Bricks // Cosmium Kiln
4Cryogen Relic
2Spring-Loaded Sawblades // Bladewheel Chariot
1The Mind Stone
1Torpor Orb
3Perilous Snare
3Pinnacle Starcage
3Repurposing Bay
4Simulacrum Synthesizer
1The Fire Crystal
1White Auracite
Sideboard(15)
Creatures(3)
1Tony Stark // The Invincible Iron Man
1Voice of Victory
1The Vision
Instants(1)
1Hide on the Ceiling
Sorceries(1)
1Day of Judgment
Artifacts(8)
4Riverchurn Monument
1Torpor Orb
1Pinnacle Starcage
1The Aetherspark
1Cosmic Cube
Enchantments(2)
1Authority of the Consuls
1Rest in Peace
Creatures(3)
1Tony Stark // The Invincible Iron Man
1Voice of Victory
1The Vision
Artifacts(8)
4Riverchurn Monument
1Torpor Orb
1Pinnacle Starcage
1The Aetherspark
1Cosmic Cube
Instants(1)
1Hide on the Ceiling
Sorceries(1)
1Day of Judgment
Enchantments(2)
1Authority of the Consuls
1Rest in Peace
Competitive insights for Cosmic Cube
Overview
Cosmic Cube appears in 3 competitive decklists in our database. Standard accounts for 33.3% of lists. Coverage spans July 2026 to August 2026.
Competitive format breakdown
Format
Decks
Share
1
33.3%
Other ingested formats (not in the competitive breakdown): 66.7%
Often played with
Recent events
Pro Tour Magic: The Gathering | Marvel Super Heroes — 2 decks (7/19/2026)
Frequently asked questions
How many competitive decks play Cosmic Cube?
Our database currently tracks 3 competitive decklists that include this card.
What formats use Cosmic Cube most?
Standard is the most common format (33.3% of tracked lists).
What cards pair with Cosmic Cube?
Top co-played cards include Agents of HYDRA (67%) and Widow's Bite (67%).
When was Cosmic Cube last seen in the data?
The most recent ingested list was at Pro Tour Magic: The Gathering | Marvel Super Heroes (Jul 19, 2026).
What time range does this data cover?
Tracked lists span July 2026 through August 2026.
Is Cosmic Cube played in Standard?
Yes — 1 competitive Standard lists include Cosmic Cube (33.3% of tracked lists).
About competitive deck data
Lists are sourced from competitive Magic: The Gathering events ingested from magic.gg and related feeds. Card names, oracle text, and images are provided via Scryfall. Synergy rates show how often another card appears in the same decklist. Data is updated as new events are imported.
Data updated through August 2026 · Last decklist seen: Pro Tour Magic: The Gathering | Marvel Super Heroes, Jul 19, 2026
