Underground Sea

Reserved List
Land — Island Swamp

Oracle Text

(T mana: Add U mana or B mana.)

Format Legality

LegacyVintageDuel Commander

Competitive Play by Format

Top 8 decklists that played Underground Sea, by format.

Format Decks 30d Avg 30d Decks 12mo Avg 12mo
Vintage 43 2.9 749 2.9
Legacy 63 2.3 747 2.9
Duel Commander 6 1 236 1

Details

Set
30th Anniversary Edition
Rarity
Rare
Mana value
0
Collector #
281
Non-foil

Recent Top-8 Decks Playing Underground Sea

desolutionist ·Vintage Challenge 32 · June 21, 2025 Vintage
6

Final: 6 | Swiss: 2

Main Deck

Sideboard

Navas ·Vintage Challenge 32 · June 21, 2025 Vintage
1

Final: 1 | Swiss: 7

Main Deck

Sideboard

John1111 ·Vintage Challenge 32 · June 21, 2025 Vintage
3

Final: 3 | Swiss: 3

Main Deck

Sideboard

RedisRed2 ·Duel Commander Trial 16 · June 21, 2025 Duel Commander
6

Final: 6 | Swiss: 5

Main Deck

Instants (32)
Lands (41)

Sideboard

Ailien02 ·Legacy Challenge 32 · June 21, 2025 Legacy
4

Final: 4 | Swiss: 8

Main Deck

Sideboard

Munchlax446 ·Legacy Challenge 32 · June 21, 2025 Legacy
1

Final: 1 | Swiss: 5

Sideboard

MultiformatSuperstar ·Legacy Challenge 32 · June 21, 2025 Legacy
5

Final: 5 | Swiss: 1

Sideboard

Munchlax446 ·Legacy Challenge 32 · June 21, 2025 Legacy
5

Final: 5 | Swiss: 2

Sideboard

Sven745 ·Legacy Challenge 32 · June 21, 2025 Legacy
8

Final: 8 | Swiss: 8

Main Deck

Sideboard

Joyfulwaffle ·Legacy Challenge 32 · June 21, 2025 Legacy
6

Final: 6 | Swiss: 5

Sideboard

Al1Baba ·Vintage Challenge 32 · June 20, 2025 Vintage
2

Final: 2 | Swiss: 2

Main Deck

Sideboard

unluckymonkey ·Vintage Challenge 32 · June 20, 2025 Vintage
8

Final: 8 | Swiss: 8

Main Deck

Sideboard

Tsubasa_Cat ·Vintage Challenge 32 · June 20, 2025 Vintage
1

Final: 1 | Swiss: 1

Main Deck

Sideboard

RedisRed2 ·Duel Commander Trial 16 · June 20, 2025 Duel Commander
2

Final: 2 | Swiss: 6

Main Deck

Instants (32)
Lands (41)

Sideboard

McWinSauce ·Legacy RC Qualifier · June 20, 2025 Legacy
1

Final: 1 | Swiss: 2

Main Deck

Sideboard

TheMagePower ·Vintage Challenge 32 · June 19, 2025 Vintage
2

Final: 2 | Swiss: 7

Main Deck

Sideboard

John1111 ·Vintage Challenge 32 · June 19, 2025 Vintage
5

Final: 5 | Swiss: 2

Main Deck

Sideboard

Munchlax446 ·Legacy Challenge 32 · June 18, 2025 Legacy
4

Final: 4 | Swiss: 8

Sideboard

Sven745 ·Legacy Challenge 32 · June 18, 2025 Legacy
2

Final: 2 | Swiss: 5

Main Deck

Sideboard

wcl ·Duel Commander Trial 16 · June 18, 2025 Duel Commander
3

Final: 3 | Swiss: 5

Main Deck

Creatures (31)
Lands (38)

Sideboard