Nebula and Bruce
"That is true," Bruce agreed, "Pepper usually manages to keep him mostly under control." Only mostly, because no power in the 'verse could really control Tony Stark.
And it wouldn't surprise him one bit if Tony had something planned for Steve today. He knew how his friend operated. "How are you adjusting to things?" he asked. "I'm sorry I haven't reached out sooner." He'd been dealing with Bobbi's departure and then his whole undercover gig.