Originally Posted by Zarex
Whedon all but admitted that there were in the movie - but didn't confirm that they would be on the team. With the Falcon a very strong possibility to be on the team in the sequel (He's on the team in the Avengers Assemble cartoon and I don't think Feige & Co. are going to leave the first mainstream African American superhero on the sidelines), I think it is much more likely that the Maximoffs make their first appearance in the MCU, as in the comics world, as villains. And reform to replace a member or two in Avengers 3.
I'd rather see Black Panther than Falcon. And having SW & QS as villains to start might work, maybe alongside others. I'll only be properly excited though when (if) they're fighting alongside the Avengers, even if only as part time members.