Instruction
1.turn off your firewall and antivirus
2.put the game guard bypass in the gc folder
3.put the sd hack in the gc folder
4.open sd hack.exe
5.open gc patcher wait until it is 100%
6.click chaos script
7.start grandchase
8.when the game guard authentication starts cllick game guard bypass
9.log in
10. click activate
then it wont be detected anymore
11. create a dugeon and start
12. when you play all mobs is already dead
sd hack link :
gg bypass link: