Red Chaos Army

Red Chaos Army's "UPDATE comeback" [SSRP]

Red Chaos Army - Dark Edit [SSRP]

Red Chaos Army - Happy Nation [SSRP]

Red chaos army's 610 raid, public server [SSRP]

The RCA VS RRTKT Battle : 2-1 for the RCA

I found them -

RCA recruitment video

RRT OPERATIONS vs RED CHAOS ARMY | Roblox SCP: Site Roleplay

RCA server guide