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

wcl ·Duel Commander Trial 16 · June 18, 2025 Duel Commander
5

Final: 5 | Swiss: 2

Main Deck

Creatures (31)
Lands (38)

Sideboard

LeoFa ·Duel Commander Trial 16 · June 16, 2025 Duel Commander
4

Final: 4 | Swiss: 8

Main Deck

Instants (34)

Sideboard

rodixSK ·Duel Commander Trial 16 · June 16, 2025 Duel Commander
1

Final: 1 | Swiss: 7

Main Deck

Instants (34)
Lands (41)

Sideboard

Salvatto ·Duel Commander Trial 16 · June 16, 2025 Duel Commander
6

Final: 6 | Swiss: 2

Main Deck

Creatures (26)
Lands (38)

Sideboard

glyra ·Duel Commander Trial 16 · June 15, 2025 Duel Commander
6

Final: 6 | Swiss: 5

Main Deck

Sorceries (27)
Instants (25)
Lands (31)

Sideboard

elpariah ·Legacy Challenge 32 · June 15, 2025 Legacy
6

Final: 6 | Swiss: 4

Sideboard

2plus2isfive ·Legacy Challenge 32 · June 15, 2025 Legacy
1

Final: 1 | Swiss: 8

Main Deck

Sideboard

Makros21 ·Legacy Challenge 32 · June 15, 2025 Legacy
5

Final: 5 | Swiss: 1

Main Deck

Sideboard

levunga21 ·Duel Commander Trial 16 · June 15, 2025 Duel Commander
7

Final: 7 | Swiss: 7

Main Deck

Creatures (16)
Instants (19)
Lands (38)

Sideboard

LeoFa ·Duel Commander Trial 16 · June 15, 2025 Duel Commander
6

Final: 6 | Swiss: 6

Main Deck

Instants (34)

Sideboard

Jussito ·Duel Commander Trial 16 · June 15, 2025 Duel Commander
1

Final: 1 | Swiss: 5

Main Deck

Creatures (27)
Instants (23)
Lands (35)

Sideboard

helvetti ·Vintage Challenge 32 · June 15, 2025 Vintage
4

Final: 4 | Swiss: 2

Main Deck

Sideboard

kabloom ·Vintage Challenge 32 · June 15, 2025 Vintage
5

Final: 5 | Swiss: 4

Main Deck

Sideboard

unluckymonkey ·Vintage Challenge 32 · June 15, 2025 Vintage
8

Final: 8 | Swiss: 8

Main Deck

Sideboard

Lord_Beerus ·Legacy Challenge 32 · June 15, 2025 Legacy
1

Final: 1 | Swiss: 3

Sideboard

2plus2isfive ·Legacy Challenge 32 · June 15, 2025 Legacy
5

Final: 5 | Swiss: 1

Main Deck

Sideboard

Munchlax446 ·Legacy Challenge 32 · June 15, 2025 Legacy
4

Final: 4 | Swiss: 5

Sideboard

RatherBplayingMTG ·Legacy Challenge 32 · June 15, 2025 Legacy
3

Final: 3 | Swiss: 2

Main Deck

Sideboard

discoverN ·Vintage Challenge 32 · June 14, 2025 Vintage
1

Final: 1 | Swiss: 3

Main Deck

Sideboard

unluckymonkey ·Vintage Challenge 32 · June 14, 2025 Vintage
4

Final: 4 | Swiss: 2

Main Deck

Sideboard