Ban Appeal -ban permanente grenade mistake = troll??????

2 or 1.5 years ago i got ban permanente for trolling, but it was by mistake I was in defending the cast in side the T building and I accidentally right click throw hand grenade landed on my feet along with my poor teammate in the room 7 or 11 mens my grenade  also destroy the cast, and right after 5 Second I got banned permanente ,I was shocking and laughing of what I have done,I know my War crime it's not easy to accept maybe if unbanned me i will be good boy,I feel sorry for that

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