Self fling

local Players = game:GetService("Players")
local RunService = game:GetService("RunService")

local player = Players.LocalPlayer
local char = player.Character or player.CharacterAdded:Wait()
local root = char:WaitForChild("HumanoidRootPart")

-- сила флинга
local power = 3000

-- постоянный флинг тебя
RunService.Heartbeat:Connect(function()
	root.AssemblyLinearVelocity = Vector3.new(
		math.random(-power, power),
		power,
		math.random(-power, power)
	)
end)