I'd give it a 6/10. Its not bad but you are very monotone and that is a major turn off for me but, you do have a good rhythm. If it weren't for that, I'd say high 7/10. Keep up the work man. You'll get better with practice for sure.
update on 2 new battles i featured in https://soundcloud.com/epic-fan-made-rap-battles/greg-heffley-vs-charlie-bucket-rap-battle https://soundcloud.com/jacobgraal/vlad-vs-jacob What do you think?