Orca Mega-Fortress of Darkness (IOC-084) is a Super Rare Effect Monster from the 2004 Invasion of Chaos set, featuring a WATER attribute Sea Serpent.
Orca Mega-Fortress of Darkness
2004 • Yu-Gi-Oh! • Invasion of Chaos
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Market Price Guide
| Condition | Value | Comps | Source | Price Date |
|---|---|---|---|---|
| Raw / Ungraded | $4.90 | Unknown | Guide Estimate Based on TCGplayer Market (reference) | Source Observation Date Unavailable |
Price HistoryOver the last 30 days, stored prices ranged from $4.90 to $4.90 across 2 capture days. Change between Sep 4, 2026 and Sep 10, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts. | ||||
Raw / Ungraded
$4.90- Comps
- Unknown
- Source
Guide Estimate
Based on TCGplayer Market (reference)- Price Date
- Source Observation Date Unavailable
Price HistoryOver the last 30 days, stored prices ranged from $4.90 to $4.90 across 2 capture days. Change between Sep 4, 2026 and Sep 10, 2026: 0%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.
Price History
Description
Orca Mega-Fortress of Darkness stands as a notable presence in the Yu-Gi-Oh! Trading Card Game, originating from the 2004 Invasion of Chaos expansion. This card, cataloged as IOC-084, is classified as a Super Rare with a distinctive holo finish, making it a visually striking addition to any collection. As an Effect Monster of the Sea Serpent type, it carries the WATER attribute and holds a Level 5 rating, placing it firmly within the mid-level monster category that defines much of the game's strategic depth. Orca Mega-Fortress of Darkness embodies this era's design philosophy, offering collectors a tangible piece of Yu-Gi-Oh! History from one of the franchise's most iconic periods. For enthusiasts building comprehensive sets, locating this card number is often a key milestone, as its Super Rare status ensures it is both sought after and relatively scarce compared to common or uncommon variants. Collectors of Yu-Gi-Oh! Cards often appreciate the narrative and mechanical role each monster plays within the broader lore of the game. Orca Mega-Fortress of Darkness contributes to the rich tapestry of Sea Serpent monsters, appealing to those who specialize in archetypes or thematic collections. Its enduring appeal lies not just in its gameplay utility, but in its representation of the early 2000s boom in trading card games, a time when Yu-Gi-Oh! Became a global phenomenon. Whether you are a seasoned player looking to complete your Invasion of Chaos collection or a new fan discovering the game's history, this card offers a genuine connection to the past.
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Card Details
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
Catalog Profile
The core identity of the card within the set.
Featured Subject
The subject, team, league, and sport context tied to this card.
Featured
Orca Mega-Fortress of Darkness
Game
Yu-Gi-Oh!
TCG Attributes
Rarity, print treatment, and game-specific stats for this card.
Super Rare
Card Stock
English
Holo
Water
Sea Serpent
5
2100 / 1200
Card Text
Abilities, attacks, oracle text, and flavor text printed on the card.
By Tributing 1 "Torpedo Fish" on your side of the field, destroy 1 monster on the field. By Tributing 1 "Cannonball Spear Shellfish" on your side of the field, destroy 1 Spell or Trap Card on the field.









