| Name | Casting CostCMC | Type | Power | Toughness | Text Box |
| Benthic Behemoth
| 5{U}{U}{U}
8 | Creature — Serpent
| 7 | 6
| Islandwalk
|
| Denizen of the Deep
| 6{U}{U}
8 | Creature — Serpent
| 11 | 11
| When Denizen of the Deep comes into play, return all other creatures you control to their owner’s hand.
|
| Grozoth
| 6{U}{U}{U}
9 | Creature — Leviathan
| 9 | 9
| Defender (This creature can’t attack.)
When Grozoth comes into play, you may search your library for any number of cards that have converted mana cost 9, reveal them, and put them into your hand. If you do, shuffle your library.
4: Grozoth loses defender until end of turn.
Transmute 1{U}{U}
|
| Illusionary Wall
| 4{U}
5 | Creature — Wall
| 7 | 4
| Defender (This creature can’t attack.)
Flying, first strike
Cumulative upkeep {U}
|
| Leviathan
| 5{U}{U}{U}{U}
9 | Creature — Leviathan
| 10 | 10
| Trample
Leviathan comes into play tapped and doesn’t untap during your untap step.
At the beginning of your upkeep, you may sacrifice two Islands. If you do, untap Leviathan.
Leviathan can’t attack unless you sacrifice two Islands. (This cost is paid as attackers are declared.)
|
| Marjhan
| 5{U}{U}
7 | Creature — Serpent
| 8 | 8
| Marjhan doesn’t untap during your untap step.
Marjhan can’t attack unless defending player controls an Island.
When you control no Islands, sacrifice Marjhan.
{U}{U}, Sacrifice a creature: Untap Marjhan. Play this ability only during your upkeep.
{U}{U}: Marjhan gets -1/-0 until end of turn and deals 1 damage to target attacking creature without flying.
|
| Polar Kraken
| 8{U}{U}{U}
11 | Creature — Kraken
| 11 | 11
| Polar Kraken comes into play tapped.
Cumulative upkeep—Sacrifice a land.
Trample
|
| Taniwha
| 3{U}{U}
5 | Legendary Creature — Serpent
| 7 | 7
| Phasing, trample
At the beginning of your upkeep, all lands you control phase out.
|
| Thing from the Deep
| 6{U}{U}{U}
9 | Creature — Beast
| 9 | 9
| Whenever Thing from the Deep attacks, sacrifice it unless you sacrifice an Island.
|
| Tolarian Serpent
| 5{U}{U}
7 | Creature — Serpent
| 7 | 7
| At the beginning of your upkeep, put the top seven cards of your library into your graveyard.
|
| Zhou Yu, Chief Commander
| 5{U}{U}
7 | Legendary Creature
| 8 | 8
| Zhou Yu, Chief Commander can’t attack unless defending player controls an Island.
|
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