My weirdest video game would be “type of the dead “.
Your character runs around a post apocalyptic earth with a weapon that looks like a Sega Dreamcast converted into a backpack with a AA battery below it. When the zombies appear words and sentences appear on them, and you have to type out the words and sentences to shoot them each letter gives you a bullet sound.
It is incredibly fun, and if I could easily put it on my iMac, I would 
P.S.I have no idea of the grammar I’m using is correct. this is all talk to text.