If he likes to play in the trees you should take off his prong collar I would hate for it to get caught on a branch. And his weight and prongs might get embedded in his neck. you might end up at the emergency vets. Other than that looks like fun
"If you want to make an omlet, you have to break a few eggs" -Tyler Durden
"Don't go ninja'n nobody that don't need ninja'n" - Diemon Dave Hillbilly Ninja
I karate chopped a homeless guy riding a motorcycle because that's the way I roll.