Counter Strike Online Indonesia Wiki

The Zombie Sample is a special item that can be obtained through reward boxes in Zombie Scenario after Re:boot.


This is a zombie sample that can be exchanged with Dr.A's supplies. Its number and type is various, so it will be very helpful for zombie research if succeed to analyze it. This item must be combined with 3 other items to receive Dr. A's Trunk.


Item Grade
Lowzsbox4 Inferior
Midzsbox4 Average
Highzsbox4 Superior