Emet-Selch, Unsundered / Hades, Sorcerer of Eld Emet-Selch, Unsundered has a looting attack trigger that extra turns can double up on, but you want Hades, Sorcerer of Eld
If this Card was succesfully Special Summoned: Search your Deck for an "Voidless" Spell/Trap card and put it onto your Hand
The best game actions you can take in Commander are ramping and drawing cards, so commanders that do either or both rank highly
Also, you get to put a Red Chain from your Collection into your hand which has a very powerful effect and can be used in a chain of rituals to gain ULtimate Universal Power to control Time and Space
If You Have to Ask if this is playable, Me and My Friends would take One Hot Minute to tell you its Transcending
10 Wilderness Reclamation Empowered Too Many Archetypes Often, broken cards have an effect that seems mundane until a combo or oversight is exploited