Greasy Fork

it does work as intended, but it wont do damage at one point. but at least its fun and funny to fly around the map with infinite jump and max speed.

Stop using this script, you doofus. Use this one instead:
https://greasyfork.org/en/scripts/452934-venge-io-hacks-inf-ammo-aimbot-noclip-invisibility-fly-infjump-venge-hacked-client