Because he’s in Quantum Realm suit, it means he’ll have to be saved from space before the Avengers make it to the Quantum Realm. It’s still unclear who saves him, but he clearly won’t ...
The suits had been in space before — but not on people Behnken ... such as "Batman v Superman," "The Fantastic Four," "The Avengers," "X-Men II," among others, to create a prototype.
It’s something fans expect. And going through his suits in the armor room may be some sort of final homage to the man who helped shape the Avengers. The presence of those suits in future toys ...