Magic: The Gathering trading card price guide
Cosmic Cube (Borderless) 312
Marvel Super Heroes · Mythic
Card Intelligence
Market activity snapshot
Last 90 days ·
- Catalog-matched online sales observed
- 189 — 90-day observation window
- Liquidity
- Very High — Frequent recent sale activity
- DeckTradr popularity
- Low — Based on aggregated DeckTradr engagement
- Data confidence
- Medium — Based on signal coverage and freshness
Accelerating — Compared with the previous 30-day period
DeckTradr combines privacy-qualified in-person POS activity, catalog-matched online sale observations, and aggregated first-party engagement signals. Counts represent activity available to DeckTradr, not every action or sale across the market.
Card facts
Magic: The Gathering · trading card
Cosmic Cube (Borderless) 312 is cataloged as a trading card from Marvel Super Heroes for Magic: The Gathering.
The catalog identifies this item with collector number 312, rarity listed as Mythic, Normal printing.
Available catalog metadata records art credited to Jim Cheung & Jay David Ramos and a release date of June 26, 2026.
Catalog facts
- Game
- Magic: The Gathering
- Set
- Marvel Super Heroes
- Collector number
- 312
- Rarity
- Mythic
- Artist
- Jim Cheung & Jay David Ramos
- Release date
- June 26, 2026
- Printing
- Normal
- Card type
- Artifact
Gameplay facts
- Flavor text
- Ward 2 ; Whenever you attack, look at the top six cards of your library. You may cast a spell from among them with mana value less than or equal to the greatest power among attacking creatures you control without paying its mana cost. Put the rest on the bottom of your library in a random order.