Add Ashnod's Altar for infinite mana Sword of the Meek + Thopter Foundry + Time Sieve = infinite turns provided you can make five thopters Mycosynth Lattice + Sydri, Galvanic Genius = 1: target land is sacrificed Sydri, Galvanic Genius + Voltaic Construct + Grim Monolith/Mana Vault/Gilded Lotus = infinite mana
Reliquary Tower doesnt come in tapped and generates colorless mana, so you can play it regardless of your commanders color identity
Teferis Protection also gives you protection from everything until your next turn
, Sacrifice this Aura: Create a 2/2 green Wolf creature token
one of my earliest and fondest memories of playing Commander involved dying because I decked myself with Rhystic Study (I discovered the joy of card draw before the necessity of win conditions)
Flying, lifelink, and a 3/4 body are all already powerful attributes on their own, but the added value that her Healing Tears ability provides makes Celestine especially deadly