Raygun

local tool=Instance.new("Tool",game.Players.LocalPlayer.Backpack)
tool.GripForward = Vector3.new(0, 0, -1)
tool.GripPos = Vector3.new(0, -0.1, 0.75)
tool.GripRight = Vector3.new(1, 0, 0)
tool.GripUp = Vector3.new(0,1,0)
tool.TextureId = "http://www.roblox.com/asset?id=130093050"

tool.Name = "Ray Gun"


local color = "Red"


local handle=Instance.new("Part",tool)
handle.Name="Handle"
handle.Size=Vector3.new(1,1,1)
handle.BrickColor = BrickColor.new(color)
handle.Locked = true
local mesh=Instance.new("SpecialMesh", handle)
mesh.MeshType="FileMesh"
mesh.MeshId="http://www.roblox.com/asset?id=130099641"
mesh.Scale = Vector3.new(0.65, 0.65, 0.65)

local user


mode = 1




tool.Equipped:connect(function(mouse)
   user = tool.Parent

   mouse.KeyDown:connect(function(k)
	if k == "q" then
	if mode == 1 then
	mode = 2
	color = "Lime green"
	handle.BrickColor = BrickColor.new(color)
	elseif mode == 2 then
	mode = 3
	color = "Really blue"
	handle.BrickColor = BrickColor.new(color)
	elseif mode == 3 then
mode = 4
color = "Bright pink"
handle.BrickColor = BrickColor.new(color)
	elseif mode == 4 then
		color = "Teal"
	handle.BrickColor = BrickColor.new(color)
	mode = 1
   end
   elseif k == "z" then
   tool.GripUp = Vector3.new(tool.GripUp.x,tool.GripUp.y - 1 ,tool.GripUp.z)
      elseif k == "x" then
   tool.GripUp = Vector3.new(tool.GripUp.x,tool.GripUp.y + 1 ,tool.GripUp.z)
   end
   end)

   mouse.Button1Down:connect(function()
       local ray = Ray.new(tool.Handle.CFrame.p, (mouse.Hit.p - tool.Handle.CFrame.p).unit*300)
       local hit, position = game.Workspace:FindPartOnRay(ray, user)

       local humanoid = hit and hit.Parent and hit.Parent:FindFirstChild("Humanoid")


	   		  if mode == 1 then
	   if humanoid then
			humanoid:TakeDamage(100)
	   end
	   elseif mode == 2 then
			if humanoid then
				humanoid:TakeDamage(-10)
			end

	elseif mode == 3 then
	if humanoid then
		humanoid.WalkSpeed = 0
		humanoid.Parent.Torso.Transparency = 1
		humanoid.Parent.Head.Reflectance = 1
		humanoid.Parent.Head.Anchored = true
		humanoid.Parent.Animate.Disabled = true
		wait(0.5)
		humanoid.Parent:BreakJoints()
				humanoid.Parent.Torso.Transparency = 0
		humanoid.Parent.Head.Reflectance = 0
		humanoid.Parent.Head.Anchored = false
		humanoid.Parent.Animate.Disabled = false
	end
	elseif mode == 4 then
	if humanoid then
		local plr = game.Players:GetPlayerFromCharacter(humanoid.Parent)
		if plr then
			plr:remove()
			end
		end
	   end




       local distance = (position - tool.Handle.CFrame.p).magnitude
       local rayPart = Instance.new("Part", user)
       rayPart.Name          = "RayPart"
       rayPart.BrickColor    = BrickColor.new(color)
       rayPart.Transparency  = 0.6
       rayPart.Anchored      = true
       rayPart.CanCollide    = false
       rayPart.TopSurface    = Enum.SurfaceType.Smooth
       rayPart.BottomSurface = Enum.SurfaceType.Smooth
       rayPart.formFactor    = Enum.FormFactor.Custom
       rayPart.Size          = Vector3.new(0.3, 0.3, distance)
       rayPart.CFrame        = CFrame.new(position, tool.Handle.CFrame.p) * CFrame.new(0, 0, -distance/2)

       game.Debris:AddItem(rayPart, 0.1)
   end)
end)