Sheoldred, the Apocalypse bleeds your opponents for card draw while boosting your life gain and providing a solid ring bearer
The first time I read it I almost choked on my coffee because I completely missed the first text line (it was very early in the morning)
Start at a size that lets you test demand instead of over-committing
She's already a lord for all of your creatures, and as a Human, she can benefit from anything that benefits Humans, intuitively enough
WOE Witches Wilds of Eldraine featured a trio witches (aura commander Eriette of the Charmed Apple, stun commander Hylda of the Icy Crown, and activated ability commander Agatha of the Vile Cauldron), and they along with Talion, the Kindly Lord are responsible for a curse thats affecting the plane, which am I the only one getting Far Cry 5 vibes
You can still perform this combo in Legacy and Commander, and its doing more work as an answer to planeswalkers these days, too