ROBLOX Nuke Script

cce = Instance.new("ColorCorrectionEffect",game.Lighting)
cce.Brightness = 0
for i=1, 10 do
wait(0.1)
cce.Brightness = cce.Brightness + 0.1
end
getplayers = game.Players:GetChildren()
for a=1, #getplayers do
wait(0.01)
char = getplayers[a].Character
char.Humanoid.Health = 0
end
wait(1)
cce:Destroy()