Rost, Outcast Mentor

-1: Place 1 loyalty counters on an Aloy planewalker you control.
0: Rost becomes a 4/5 creature with haste an reach until end of turn. When Rost, Outcast Mentor dies, put a loyalty counter on an Aloy planeswalker.
-2: Place 2 loyalty counters on an Aloy planewalker you control.