Estrid, the masked (EDH / Commander)

Stax with enchantment like mana maze, or blind obedience, then support and close with planeswalkers, or with chain veil infinite combo

future updates: remove thran dynamo and add the chain veil, you can also use approach of the second sun because the deck draw a lot with cards like verduran enchantress

Edit 31/08/18: removed silent sentinel and cold eyed selkie, added approach of the second sun and mystical tutor
Edit 02/09/18: removed snake umbra, sage's reverie,forest,meandering river, and added arena rector, nimbus maze, island and psychic corrosion.
Edit 04/09/18: removed unquestioned authority, added island
Edit: 05/09/18, removed arixmethes, the slumbering isle, mosswort bridge and heavenly blademaster, and added dueling grounds, personal sanctuary and hinterland harbor
Edit 08/09/2018: removed personal sanctuary,finest hour,archetype of immagination,plains,azorius signet,oath of teferi, psychic corrosion and added luminarch ascension, stasis, sterling grove, deserted temple, brainstorm, aven mindcensor and counterspell

Edit 14/09/18: removed unflinching courage,nylea's colossus,bear umbra,octopus umbra, kestia, the cultivator, thran dynamo,dig through time,martial coup, oath of teferi and added fabricate, aven mindcensor, cursed totem, winter orb, whir of invention, the chain veil, detention sphere, swan song.
Edit 16/09/2018: removed kruphix's insight, 2 forest and added temple garden and 2 plains
Edit 23/09/18: removed approach of the second sun, and added helix pinnacle.
Edit 30/09/18: removed soul snare and added mana reflection.

Edit 02/10/18: removed bant charm and plains, and added urban utopia and forest

Edit 06/10/18: removed yavimaya enchantress,mana maze,ajani's chosen,tuvasa, the sunlit and added meekstone, open the vaults, oblation, wrath of god
Edit 25/10/18: removed winds of rath, whir of invention, jace beleren, and added oath of teferi, ajani's chosen and mana maze
Edit: 12/12/2018: removed ajani's chosen, oath of teferi, open the vaults, and added icy manipulator, jace beleren, reclamation sage

When you have setup chain veil infinite mana with estrid and a mask on chain veil, do the -7 ability of estrid until you cast the helix pinnacle, then with infinite mana you win the game by adding 100 counters on helix pinnacle.
Edit 16/01/19: removed arena rector and forge of heroes and added three dreams and maze of ith