Call of Duty: Black Ops 3 - Arena mode (THE COMEBACK!). Hey guys. I often play the arena mode in black ops 3, and I did really well in this one. Please leave a like if u enjoyed the video, and let me know if u want more arena mode gameplay. I'm doing a arena mode montage, so stay tuned for that. Subscribe for more CoD content like this, it really helps me out a lot.