From "Superman: Knight Time (#3.2)"
[Robin and Superman, disguised as Batman, burst in on Bane, Riddler, and Mad Hatter
Sorry to bust in, but we couldn't WAIT to spoil your fun!
On the contrary. I feared you were gone forever, Batman. And that would have meant I'd never feel your spine crumble in my hands.
[activates Venom injection gauntlet, increasing his muscle mass and strength