G'raha Tia Somewhat overcosted, this version of Graha Tia gives flying protection to the color that least needs it, and some mediocre card draw isnt enough to make up for the fact that it costs 5 mana
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
Piracy Tapping your opponents lands for mana is a fun way to break the rules of engagement
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
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