A.P.R

Nen Counter 1(transform when over attack&toughness combined)
If a creature has A.P.R attached to it that creature can not damage Knuckle nor can Knuckle damage them.
Instead, the amount of Nen Counter increases by Knuckles attack amount, and if the creature with A.P.R attacks Knuckle they take away Nen Counters. At the beginning of the owner's turn, Nen Counter increases by 1. Knuckle can also attack creatures with A.P.R on them and Knuckle gains Surprise Attack against that creature. Surprise attack(