there are numerous other Planeswalkers that live on Arcavios, but none that are native to it
Depending on how much you want to spend to optimize your land base and include tutors to search for these combo pieces, you could likely take this deck as high as level five
Her flip condition is easy to meet in sacrifice-heavy builds, and the planeswalker side sustains pressure over time, a role often compared across the best vampire commanders in MTG for grindy black strategies
If Wilfred Mott leaves the battlefield after its ability has triggered but before it resolves, use the number of time counters it had on it the last time it was on the battlefield to determine the value of X
Throw trample on top of all the other abilities, and you've got yourself a card that just might make big waves in both Standard and Commander
Piracy Tapping your opponents lands for mana is a fun way to break the rules of engagement