Youll have plenty of high-priority threats and cards youll want a cheap insurance plan on in any artifact Commander deck
You can use Ambrosia Whiteheart to pick up permanents with good enters the battlefield triggers, save creatures from removal, or just pick up a land to guarantee another landfall trigger
Is it too much for Commander players instead of Modern
During your turn, if an opponent lost life this turn, you may play lands and cast spells from among cards exiled with Theater of Horrors
Cheatyface is one of the best creatures in the game because hes supposed to cost exactly zero mana because its main mechanic revolves around players trying to sneakily put him into play when your adversary isnt paying attention
Sapphire Medallion can be particularly strong in multiples, building towards a Capsize-lock endgame (bouncing two or more lands a turn on their end step to keep forward progress going without risking anything)