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
Legacy 63 2.3 750 2.9
Vintage 42 2.9 748 2.9
Duel Commander 6 1 237 1

Details

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

Recent Top-8 Decks Playing Underground Sea

MyPotatoes ·Vintage Challenge 32 · November 23, 2025 Vintage
6

Final: 6 | Swiss: 2

Main Deck

Sideboard

albertoSD ·Vintage Challenge 32 · November 23, 2025 Vintage
8

Final: 8 | Swiss: 6

Main Deck

Sideboard

cicciogire ·Legacy Challenge 32 · November 23, 2025 Legacy
5

Final: 5 | Swiss: 5

Ryuho090 ·Legacy Challenge 32 · November 23, 2025 Legacy
3

Final: 3 | Swiss: 3

EmperorOppai ·Legacy Challenge 32 · November 23, 2025 Legacy
4

Final: 4 | Swiss: 4

Theflotist ·Vintage Challenge 32 · November 22, 2025 Vintage
2

Final: 2 | Swiss: 1

Main Deck

Sideboard

Aigis ·Vintage Challenge 32 · November 22, 2025 Vintage
1

Final: 1 | Swiss: 2

Main Deck

Sideboard

albertoSD ·Legacy Challenge 32 · November 22, 2025 Legacy
8

Final: 8 | Swiss: 8

Sideboard

Peppembr ·Legacy Challenge 32 · November 22, 2025 Legacy
7

Final: 7 | Swiss: 5

Main Deck

Sideboard

yamayama ·Legacy Challenge 32 · November 22, 2025 Legacy
2

Final: 2 | Swiss: 8

Main Deck

Sideboard

EmperorOppai ·Legacy Challenge 32 · November 22, 2025 Legacy
8

Final: 8 | Swiss: 5

Jesusmtg ·Legacy Challenge 32 · November 22, 2025 Legacy
6

Final: 6 | Swiss: 2

Main Deck

Sideboard

HJ_Kaiser ·Legacy Challenge 32 · November 22, 2025 Legacy
1

Final: 1 | Swiss: 6

Main Deck

Sideboard

desolutionist ·Vintage Challenge 32 · November 21, 2025 Vintage
5

Final: 5 | Swiss: 3

Main Deck

Sideboard

wongdeck ·Vintage Challenge 32 · November 21, 2025 Vintage
1

Final: 1 | Swiss: 4

Main Deck

Sideboard

HJ_Kaiser ·Vintage Challenge 32 · November 21, 2025 Vintage
4

Final: 4 | Swiss: 2

Main Deck

Sideboard

vwxyza648204 ·Vintage Challenge 32 · November 21, 2025 Vintage
6

Final: 6 | Swiss: 5

Main Deck

Sideboard

pirol94 ·Vintage Challenge 32 · November 20, 2025 Vintage
2

Final: 2 | Swiss: 3

Main Deck

Sideboard

ziofrancone ·Vintage Challenge 32 · November 20, 2025 Vintage
8

Final: 8 | Swiss: 7

Main Deck

Sideboard

_Batutinha_ ·Legacy Challenge 32 · November 19, 2025 Legacy
6

Final: 6 | Swiss: 5

Main Deck

Sideboard