yushi013
Mono Blue Delver
Mainboard(52 cards)
Creature(4)

Floodpits Drowner×1
{1}{U}Creature — Merfolk
Murktide Regent×3
{5}{U}{U}Creature — DragonInstant(21)

Brainstorm×4
{U}Instant
Daze×4
{1}{U}Instant
Dismember×2
{1}{B/P}{B/P}Instant
Flusterstorm×1
{U}Instant
Force of Negation×1
{1}{U}{U}Instant
Force of Will×4
{3}{U}{U}Instant
Spell Pierce×1
{U}Instant
Spell Snare×2
{U}Instant
Stifle×2
{U}InstantSorcery(7)

Ponder×4
{U}Sorcery
Preordain×3
{U}SorceryArtifact(3)

Astrologian's Planisphere×3
{1}{U}Artifact — EquipmentLand(17)

Flooded Strand×2
Land
Island×5
Basic Land — Island
Misty Rainforest×2
Land
Polluted Delta×2
Land
Scalding Tarn×2
Land
Wasteland×4
LandSideboard(15 cards)
Creature(3)

Harbinger of the Seas×1
{1}{U}{U}Creature — Merfolk Wizard
True-Name Nemesis×2
{1}{U}{U}Creature — Merfolk RogueInstant(7)

Consign to Memory×2
{U}Instant
Hydroblast×3
{U}Instant
Stern Scolding×1
{U}Instant
Surgical Extraction×1
{B/P}InstantArtifact(5)

Disruptor Flute×1
{2}Artifact
Engineered Explosives×2
{X}Artifact
Null Rod×1
{2}Artifact
Unlicensed Hearse×1
{2}Artifact — Vehicle