In 'Avengers: Endgame,' the Marvel heroes wait for Chris Hemsworth's Thor to sign off before they take on Thanos. Here's why that makes sense.

The Avengers have faced defeat by villains like Kang the Conqueror and Thanos, showing they are not invincible. Space Phantom, Ultron, and more have brought down the team due to miscommunications ...

Thanos may not get the chance to fight the X-Men in the MCU, but that's a good thing because one character would've beaten ...