Josh, Tortoise Lord

+1: Create a 1/14 Josh Turtle token creature. Activate an ability on this planeswalker that does not affect its number of loyalty counters.
0: All turtles you control get "When this creature takes damage, it takes that damage minus X instead, where X is its amount of shell counters."
-12: Put 16 shell counters on each turtle you control. Those creatures gain trample. Those creatures gain indestructible until end of turn.