Combined with cards like Charlotte Brulee and the seven-cost Character Charlotte Linlin, this deck will heal more often than you can attack.
[6] This is helpful if you have unredeemed PTCGO codes online and want to sell them for a profit
Fetch lands, a Savannah, and powerhouses like Cavern of Souls or Gaea's Cradle might be great here if you have them, but I'm not about to tell newer players to drop hundreds of dollars on these
This is the end.

Blue/Green/White Group Hug Land (37) 1x Alchemist's Refuge 1x Azorius Chancery 1x Bountiful Promenade 1x Breeding Pool 1x Canopy Vista 1x Command Tower 1x Evolving Wilds 1x Forbidden Orchard 4x Forest 1x Geier Reach Sanitarium 1x Glacial Fortress 1x Hallowed Fountain 1x Hinterland Harbor 6x Island 1x Maze of Ith 1x Mikokoro, Center of the Sea 4x Plains 1x Prairie Stream 1x Rainbow Vale 1x Reliquary Tower 1x Sea of Clouds 1x Selesnya Sanctuary 1x Simic Growth Chamber 1x Sunpetal Grove 1x Temple Garden 1x Terramorphic Expanse Sorcery (10) Artifact (14) 1x Crawlspace 1x Elixir of Immortality 1x Font of Mythos 1x Ghirapur Orrery 1x Helm of Awakening 1x Horn of Greed 1x Howling Mine 1x Norn's Annex 1x Sol Ring 1x Temple Bell 1x Thought Vessel 1x Vedalken Orrery 1x Venser's Journal 1x Victory Chimes Enchantment (12) 1x Awakening 1x Dictate of Karametra 1x Dictate of Kruphix 1x Eladamri's Vineyard 1x Forced Fruition 1x Ghostly Prison 1x Heartbeat of Spring 1x Propaganda 1x Rites of Flourishing 1x Sphere of Safety 1x Standstill 1x Well of Ideas Planeswalker (1) Commander (1) Creature (13) 1x Braids, Conjurer Adept 1x Edric, Spymaster of Trest 1x Eternal Witness 1x Heartwood Storyteller 1x Kami of the Crescent Moon 1x Laboratory Maniac 1x Magus of the Vineyard 1x Questing Phelddagrif 1x Selvala, Explorer Returned 1x Shizuko, Caller of Autumn 1x Veteran Explorer 1x Walking Archive 1x Windborn Muse

If a creature dying at the same time as Teysa (including Teysa itself dying) causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time