Raphael drops down to the lower branches once he sees the boar's attention shift away from his direction. He grins as Tommy runs distraction, and then as the boar makes its move, the turtle crouches in preparation.

He leaps onto the creature's back as it rushes past him. That's...the easy part. The grin on his face has quickly vanished as the turtle has to grab on before he gets thrown off. "Whoa!" The boar probably won't appreciate getting its ears yanked on, but they're conveniently placed!!