Bruce was briefly startled by the appearance of Strange. They hadn't spent much time together before everything went to hell and he wasn't used to the man randomly appearing out of portals in front of him. That faded quickly when the other man spoke.
Blinking in confusion, Bruce took the pamphlet and took a minute to scan for the highlights. He was well aware of the theory of alternate dimensions and wasn't entirely surprised to learn they actually existed, but this was a big shock after what happened in Wakanda.
He was silent for a long moment. "I am not often speechless," he finally said.