He carried me on his back while being assailed by superhuman adversaries. He's most definitely strong.

[Again, bragging on Venom Snake's abilities. He helps Tetora as far as the railing (which is its own complicated mess) before nodding towards the stairs.]

You go first.

And not physically, no. We don't fight. [The closest he came was harshly bumping his shoulder.] We've argued. He's been more merciful than I would have been on several occasions.