Yes -- "the knight then grabS his longsword and bowS.". That 's' at the end there indicates present tense of the verb "to grab" and "to bow", just like in "roar

Yes -- "the knight then grabS his longsword and bowS.". That 's' at the end there indicates present tense of the verb "to grab" and "to bow", just like in "roars and swipes". (I guess for knights it's just good manners to thank by bowing when they're gifted a sword.) It's not a plural marker of a noun, because there was only one bow on the ground.