While mileage is going to vary based on the power level of the decks at the table, the general rule of thumb is that the more optimized your Commander pods decks are, the more value youre going to get out of this card
The ability to exile specific cards is always useful, and this engine becomes more dangerous the more you use it
Despite all of this, they make for great pets especially for the MTG Commander player
You can find cards with the showcase Ring treatment in Set, Draft, and Collector Boosters
Now, it's his life's work to make sure that people live in his version of New Capenna
Marath is also more flexible about the size of token creatures he can create, and is generally seen as the more powerful card of the two