It especially benefits from Cromat's ability that returns it to the top of the deck, since when mutated all cards are considered one, making you not lose value, leaving your resources safe with the ability to return everyone to your deck in front of a removal With access to five colors it is easy to choose the best from the list of creatures with this ability, such as Nethroi, Apex of Death and make your Cromat invincible
Spell Pierce hits cards of any mana value and Flusterstorm is the best way to win a big stack battle thanks to storm, but Minor Misstep has some upsides too: it's a hard counter, so unlike Spell Pierce you don't have to worry about your opponent paying for it in the late game and resolving their spell and it can hit creatures along with spells, which is huge in a world where Ragavan, Nimble Pilferer is in one-third of decks
Players can win quite easily with a combination of difficult to banish locations and a plethora of Pirates ready to challenge
With this emerald Daisy Duck, you get to draw a card anytime a Pirate character quests while at a location thanks to her Distant Shores ability
Those arent too hard to come by either, so expect Zell to excel in your GR decks and be fine otherwise
These and other ones are still likely to make the push into Commander