Sealock Monster
Creature — Octopus · Uncommon
Sealock Monster is currently worth about $0.05 for its most affordable printing, tracked daily across Scryfall, TCGplayer, and Card Kingdom.
This creature can't attack unless defending player controls an Island. 5UU: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.) When this creature becomes monstrous, target land becomes an Island in addition to its other types.
Format legality
Card facts
- Mana value
- 5
- Color identity
- U
- Type line
- Creature — Octopus
- Keywords
- Monstrosity
- Rarity
- Uncommon
- First printed
- 2019
- Artist
- Adam Paquette
- P/T
- 5/5
Playability
#22367 most-played card on EDHREC — Niche pick
Popularity data from EDHREC
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Prices by printing
Latest tracked estimates. Updated daily.
| Set | No. | Rarity | Nonfoil | Foil |
|---|---|---|---|---|
| The List | DDO-42 | Uncommon | $0.22 | — |
| Duel Decks: Elspeth vs. Kiora | 42 | Uncommon | $0.08 | — |
| Theros | 62 | Uncommon | $0.05 | $0.41 |
Price intelligence
The List #DDO-42 — every source we track. The spread between retailers is where the deals live.
All sources
| Source | nonfoil | As of |
|---|---|---|
| Scryfall estimate | $0.22 | 2026-07-28 |
Price trend · 90 days
nonfoil
$0.21 – $0.22 · Scryfall estimate
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Frequently asked
How much is Sealock Monster worth?
Sealock Monster is currently worth about $0.05 for its most affordable printing, based on live market estimates tracked daily on RareWell. Copies range from $0.05 to $0.41 across printings and finishes.
Which sets was Sealock Monster printed in?
Sealock Monster has been printed in 3 sets, including The List, Theros, Duel Decks: Elspeth vs. Kiora.
Can I buy Sealock Monster on RareWell?
No copies of Sealock Monster are listed right now, but collectors list cards daily — and if you own one, you can list it for sale or trade in minutes, free.
Is Sealock Monster legal in Commander?
Yes — Sealock Monster is legal in Commander (EDH).
Is Sealock Monster legal in Modern?
Yes — Sealock Monster is legal in Modern.
Is Sealock Monster on the Reserved List?
No — Sealock Monster is not on the Reserved List.
Printed in: The List · Theros · Duel Decks: Elspeth vs. Kiora
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