The Survivors come up with the plan to end the darkness

The son and the father are fighting in an mystical place with their powerful ancient rings.

Shang-Chi and the Legend of the Ten Rings.

@Drishaan You're referring to Endgame, right?

@LTT1198 Correct!

@LockdownWasTaken Bingo!

OK, here's one.

The shrinking dude who was called out for being full of shit is recruited by his crush and her dad to save his crush's dad's wife, and stop a phasing chick while they're at it.

2 old guys fight. One of them has dementia.

A glowy lady, wrinkly green guys and a black pirate fight a robot and its servants

@Basic08 Captain America: the Winter Soldier