Every so often, Magic: The Gathering will mix things up, but this is typically the rules for deck construction at a Prerelease event
Unlike Solitude, you probably wont look for too many ways to abuse Endurance on the stack
Eluge's gameplan is simple: we play our commander, putting more and more flood counters on our lands which allow us to cast bigger and bigger instants and sorceries, eventually leading to game-winning spells like Blatant Thievery and Mass Manipulation, or simply killing our opponents with our massive commander
Similarly, if Sumala Sentry is no longer on the battlefield, you'll still put a +1/+1 counter on the permanent that turned face up
Im sure Im not the only Magic player nostalgic for the Final Fantasy series, and I would be surprised if I was the only one playing the games in anticipation of the crossover
You could also untap lands and such as well