Thor threw his full weight into the strike, so when Aslan resists and pushes back, it's not quite enough to bowl him over. He plants his feet firmly against the ground, sinking his grasp deep into the Lion's mane as they grapple with each other, almost like the gods' equivalent to arm wrestling.

He bares his own teeth in a strained grin, pitting his strength directly against Aslan's. "Not getting tired yet, are you?"