I used to solo up to crota and stop because i didnt have a gjallahorn. I got there the other day and looked to see i had no friends online. I figured i would give it a go. Got it second attempt. I know this has been done before just thought this was a pretty clean run. Let me know what you think. Watch "Crota solo no rockets." on YouTube Crota solo no rockets.: http://youtu.be/39a6ExGckYk. :) im uploading a new video now. I just beat him with a 300attack deviant gravity machine gun. Thanks for all the views and comments too let me know what to try next. My new video with a 300 attack version 1.0 heavy machine gun. Watch "Crota solo with 300 attack machine gun." on YouTube Crota solo with 300 attack machine gun.: http://youtu.be/0m9kRyqY8_Y