Nai's Schooner

Flying
Crew 2 (Tap any number of creatures you control
with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)
As long as you control a Nai planeswalker, Nai's Schooner is a creature.
Nai Planeswalkers and creatures that have crewed
Nai's Schooner this turn have hexproof.