Fe control player(visible character)

char = game:FindFirstChildOfClass("Players").LocalPlayer.Character
char:FindFirstChildOfClass("Humanoid").Jump = true
for i,v in pairs(game:FindFirstChildOfClass("Players"):GetChildren()) do
name = "insert someone username here"
local R_C = Instance.new("BallSocketConstraint")
R_C.Parent = char.HumanoidRootPart
local hah = Instance.new("Attachment")
hah.Parent = game:FindFirstChildOfClass("Players")[name].Character.HumanoidRootPart
local hah2 = Instance.new("Attachment")
hah2.Parent = char.HumanoidRootPart
R_C.Attachment0 = hah
R_C.Attachment1 = hah2
R_C.Visible = false
wait(0.1)
end