Brief interlude: while we're on the topic of systems and their interlooping, it's worth taking a second to talk about monetisation here, too, the obligatory cloying hand of obscene profits that are already reportedly flying in
So, the Mask is a combo with a lot of cheap creatures that have ETB restrictions, like Phyrexian Dreadnought or Lord of Tresserhorn
Though there is room to build to minimize how big of an issue that proves to be
We buy over 600,000 cards and sell over 400,000 cards (thats non-bulk cards) a year
Optional: Buddy plush, Pok Ball props, or your in-game trainers outfit
Cackling Counterpart Cackling Counterpart sees play in clone decks, where you play a lot of Clone variants and youre interested in cloning your commander or good ETB creatures