Make Zombies Great Again!

Killing in non-PVP

Report players who broke the rules here.
Player In-game Name: Robi20011

Description: I was happily farming zombies by standing on a high safe ground while thinking about all the $$$$ I'm gonna get when Robi20011 showed up and threw a grenade towards me to make me fall over the horde of zombies growling on the unsafe ground.

Proof:
Hidden text.
Griefing confirmed.
Already banned. Thank you for the report.