It's better than Opt in a non-graveyard sensitive deck, but in one that cares about the graveyard
Finale compresses tutoring, recursion, and a game-ending effect into one slot, which is rare even among the best green cards in MTG
While Idris most important feature is its ability they can gain, its important to remember that exiling big artifacts gives your Commander a massive buff
Rat commanders feature graveyard synergies and mass attacks that will leave your opponents as nothing more than a pile of bones
For a classic control deck, the winning phase of the game usually begins when you are able to use your accumulated resource advantage to double-spell the opponent, usually answering their latest play with one card and establishing your own threat with the other
Her -1 can exile two cards from your library and cast one, which seems stronger in 100-card formats like Commander and 300 card ones like Five Color than 60 or 40 card formats