So that's why she didn't get hit. Even if she had like 50 AC and everyone had disadvantage on attacking her, with the sheer number of attacks someone should have rolled a double nat20 and hit her.
Hey Merlin-chan! You can't just censor that! You have to let the audience to witness the full glory of Beowulf's manliness as he gets his ass penetrated! Hiding such a glorious sight is a crime!