not tha final main sprite, but i'm lazy, so...
Fortress Guardians [original unkut sprite]
Fortress Guardian L sprite
ok, so what i wanna do is have Guardian L & Guardian R slide towards tha Fortress opening to seal it off/closed shortly after tha 1st round starts, with a rumbling/shaking effect, especially as they collide/shut. i know it'll require BGCTRLS, which is not in my wheelhouse, but i wanna comprehend how to make this possible. somebody wanna help ya boi out?