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Hullbreaker Horror

Creature — Kraken Horror

Flash
This spell can't be countered.
Whenever you cast a spell, choose up to one —
• Return target spell you don't control to its owner's hand.
• Return target nonland permanent to its owner's hand.

CMC
7
Mana cost
{5}{U}{U}
Color identity
U
Rarity
rare
Set
Commander Legends: Battle for Baldur's Gate
Price
$5.87
EDHREC rank
#269
Buy on TCGplayer
Hullbreaker Horror card art
Hullbreaker Horror hits the board and immediately makes every spell you cast a bounce effect, locking opponents out of interaction while you chain your way to a win — and it can't be countered, so it just lands. Seven mana is real, but commanders like Kenessos, Priest of Thassa put it into play for free off the top of the library, which changes the math entirely. If you're in blue and your deck can support the mana, this is one of the most oppressive threats in the format; Sol Ring into anything starts building the lock the moment Horror is in play.

Best Commanders

Commanders with the highest synergy

01
Kenessos, Priest of Thassa

Kenessos, Priest of Thassa

84.4% of decks · synergy 0.67

Kenessos, Priest of Thassa cheats Hullbreaker Horror directly onto the battlefield from the library — no seven mana required — making it the premier target for the commander's ability and the reason Horror sits at an 84% inclusion rate in Kenessos lists.

02
Kiora, Sovereign of the Deep

Kiora, Sovereign of the Deep

82.6% of decks · synergy 0.65

Kiora, Sovereign of the Deep rewards you for casting large sea creatures, and Hullbreaker Horror is exactly that, generating immediate value the turn it enters and threatening to lock the table once Kiora starts generating mana or copying spells.

03

Runo Stromkirk

80.5% of decks · synergy 0.65

Runo Stromkirk wants the biggest, nastiest sea monsters available, and Hullbreaker Horror qualifies on both counts — it's an uncounterable seven-mana Kraken that takes over the game the moment it resolves.

04
Kinnan, Bonder Prodigy

Kinnan, Bonder Prodigy

80.9% of decks · synergy 0.63

Kinnan, Bonder Prodigy generates absurd amounts of mana and can activate its tutoring ability to pull Hullbreaker Horror directly into play, then use that mana to chain spells and immediately start bouncing opponents' permanents.

05
Captain N'ghathrod

Captain N'ghathrod

71.5% of decks · synergy 0.56

Captain N'ghathrod mills opponents and steals their cards, and Hullbreaker Horror gives that strategy a hard lock — once it's in play, opponents can't cast responses without getting bounced, protecting the mill gameplan from interaction.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander legal
legacy legal
modern legal
pioneer legal
standard not legal
vintage legal
pauper not legal
oathbreaker legal

Commander is where Hullbreaker Horror does its best work: the singleton format means opponents can't easily redraw into answers, and the multiplayer table means a resolved Horror puts three players on the back foot simultaneously. In Legacy, the card is legal but largely absent — seven mana is simply too slow for a format defined by Force of Will and Daze, and the bounce ability doesn't close games fast enough. Modern and Pioneer share the same problem; the threats those formats demand outpace a seven-drop that doesn't win immediately. Vintage has the mana to support it theoretically, but the format's density of free interaction makes landing a seven-drop unreliable even when it can't be countered. Hullbreaker Horror is a Commander card through and through.

Key Combos

Combo lines featuring this card

10,352 decks
Hullbreaker HorrorIntruder Alarm

Hullbreaker HorrorIntruder Alarm

Infinite storm count; Infinite untap of creatures; Infinite untap of creatures you control; Infinite ETB; Infinite LTB; Infinite mana creatures you control can produce

View on Commander Spellbook ↗

Budget Alternatives

Cheaper options that do most of the same work

Tidespout Tyrant is the closest analog — it bounces permanents instead of any spell, costs one more mana, and doesn't have the uncounterable clause, but at under $1 it replicates the core lock for a fraction of the price. Roil Elemental and Displacement Wave offer pieces of what Hullbreaker Horror does but neither generates a true lock on their own; if the goal is pure disruption rather than a one-card engine, Tidespout Tyrant is the swap to make.

Price Context

Current price

$5.87 mid tier

At $5.87, Hullbreaker Horror sits in a comfortable mid-tier — expensive enough to feel like a real pickup but cheap enough that it belongs in any blue Commander deck that can cast it. Demand is broad across multiple archetypes, so this price is unlikely to crater; it's a genuine staple, not a spec target.

Explore

Sources

Mentioned

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