Even in competitive, an effect that removes all Ink but three from all Inkwells can be annoying to deal with or build around, especially since the Ink is returned to a player's hand, and Emerald/Sapphire is already one of the best discard decks around
Thats not even going into cards like Last Word and Overmaster that prevent players from doing more minor, but still impactful, things
Szarel, Genesis Shepherd is the backup commander for the World Shaper deck, but it's more about sacrificing permanents in general and building up powerful creatures with +1/+1 counters
Its through this that you can have a deck of cards that feature both Aladdin in his Prince Ali form, Stitch in his Elvis cosplay, and Minnie Mouse as royalty without raising questions of how exactly they can interact and be together
Death is not the end in Magic: The Gathering and thats especially true in Duskmourn: House of Horrors Death Toll Commander deck