Do you want to become one

Runo's Aqaurium | Commander | Abe Sargent Commander (1) 1 Runo Stromkirk Creatures (34) 1 Aethersnipe 1 Brinelin, the Moon Kraken 1 Burnished Hart 1 Consecrated Sphinx 1 Deep-Sea Kraken 1 Draining Whelk 1 Elder Deep-Fiend 1 Gonti, Lord of Luxury 1 Gyruda, Doom of Depths 1 Inkwell Leviathan 1 Liliana's Specter 1 Lorthos, the Tidemaker 1 Mulldrifter 1 Nemesis of Reason 1 Pearl Lake Ancient 1 Primoc Escapee 1 Ravenous Chupacabra 1 River Serpent 1 Scion of Darkness 1 Sealock Monster 1 Serpent of Yawning Depths 1 Shipbreaker Kraken 1 Skriekmaw 1 Slinn Voda, the Rising Deep 1 Solemn Simulacrum 1 Spawning Kraken 1 Sphinx of Uthuun 1 Stormsurge Kraken 1 Stormtide Leviathan 1 Striped Riverwinder 1 Void Beckoner 1 Voracious Greatshark 1 Windcaller Aven 1 Wrexial, the Risen Deep Instants (9) 1 Counterspell 1 Cyclonic Rift 1 Demonic Tutor 1 Disallow 1 Dismiss 1 Dissipate 1 Mana Drain 1 Undermine 1 Whelming Wave Enchantments (5) 1 Conspiracy 1 Kiora Bests the Sea God 1 Mortuary 1 Quest for Ula's Temple 1 Xenograft Artifacts (12) 1 Arcane Signet 1 Armillary Sphere 1 Commander's Sphere 1 Lightning Greaves 1 Mana Crypt 1 Maskwood Nexus 1 Sol Ring 1 Strider Harness 1 Swiftfoot Boots 1 Sword of Vengeance 1 Thran Dynamo 1 Whispersilk Cloak Lands (41) 9 Island 7 Swamp 1 Access Tunnel 1 Ancient Tomb 1 Bojuka Bog 1 Castle Vantress 1 Choked Estuary 1 Command Tower 1 Dimir Aqueduct 1 Dismal Backwater 1 Drowned Catacomb 1 Geier Reach Sanitarium 1 Fetid Pools 1 Ice Tunnel 1 Morphic Pool 1 Mortuary Mire 1 Myriad Landscape 1 Nephalia Drownyard 1 Rogue's Passage 1 Sunken Hollow 1 Temple of Deceit 1 Underground River 1 Urborg, Tomb of Yawgmoth 1 Volrath's Stronghold 1 War Room 1 Watery Grave 1 Witch's Cottage And there we go

A match is the best two of three sets
For four mana, I can deal X damage to target creature or planeswalker, where X is the greatest power among creatures I control and if it would die this turn, I can exile it
For consistencys sake, Esper has access to the best practical tutors for this combo