If you encounter cheaters in game, you can report cheater directly through In Game Report Channel:
1.If you get killed by a cheater in a match, find and tap the "Report" button displayed in the lower left corner of the result page to report the cheater.
2.If the cheater is one of your friends, find and tap the "Report" button in the lower left corner of the Statistics page and Tier Overview page in his/her profile to report him/her.
3.If the cheater is not one of your friends, but you know his/her nickname, you can search his/her nickname in "Add Friend" page in "Friend" for the profile. Tap it and find the "Report" button in the lower left corner of the Statistics page and Tier Overview page to report him/her.

For more efficiency, we suggest you to report cheaters through In Game Channel by clicking the "Report" button, thanks for your support!