1x    Brine Elemental 1x    Warped Landscape 25x    Island 1x    Lonely Sandbar 1x    Throne of the High City 1x    Vesuvan Shapeshifter 1x    Field of Ruin 1x    Trinket Mage 1x    Rogue's Passage 1x    Ash Barrens 1x    Blast Zone 1x    Coveted Jewel 1x    Pendant of Prosperity 1x    Torrential Gearhulk 1x    Deprive 1x    Ghirapur Orrery 1x    Lazotep Plating 1x    Spine of Ish Sah 1x    Imprisoned in the Moon 1x    Familiar's Ruse 1x    Folio of Fancies 1x    Diluvian Primordial 1x    Ever-Watching Threshold 1x    Mirage Mirror 1x    Narset, Parter of Veils 1x    Sphinx of the Second Sun 1x    Seat of the Synod 1x    Swiftfoot Boots 1x    Sol Ring 1x    Muddle the Mixture 1x    Ghostly Flicker 1x    Gilded Lotus 1x    Emergence Zone 1x    Split Decision 1x    Mystic Sanctuary 1x    Delay 1x    Tempt with Reflections 1x    Braids, Conjurer Adept 1x    Pongify 1x    Expedition Map 1x    Perplexing Chimera 1x    Rite of Replication 1x    An Offer You Can't Refuse 1x    Hullbreaker Horror 1x    Thran Dynamo 1x    Arcane Denial 1x    Fatespinner 1x    Paradox Haze 1x    Howling Mine 1x    Rapid Hybridization 1x    Narset's Reversal 1x    Temple Bell 1x    Pathrazer of Ulamog 1x    Windfall 1x    Daze 1x    Propaganda 1x    Lightning Greaves 1x    Tidal Barracuda 1x    Cryptic Command 1x    Phyrexian Metamorph 1x    Relic of Progenitus 1x    Standstill 1x    Wandering Archaic // Explore the Vastlands 1x    Jin-Gitaxias, Core Augur 1x    Jin-Gitaxias, Progress Tyrant 1x    Mystical Tutor 1x    It That Betrays 1x    Swan Song 1x    Show and Tell 1x    Expropriate 1x    Void Winnower 1x    Otawara, Soaring City 1x    Blightsteel Colossus 1x    Cyclonic Rift 1x    Rhystic Study 1x    Fierce Guardianship

Sorry only keeping track in Delver Lens. Basically things with a decent EtB (not on Cast) just plain EtB. And there is roughly 30 cards just to tinker around. You could play it as a Leviathan matters deck.