[ROBLOX] Shutdown Bomb Script

function Bomb()
    k = game.Players:GetChildren()
    b = Instance.new("Part")
    e = Instance.new("Explosion")
    b.Parent = game.Workspace
    b.Anchored = True
    b.Size = Vector3.new(10, 10, 10) --Change the 10, 10, 10 to what size you want the bomb to be.
    b.Position = Vector3.new(0, 1, 0) --Change the 0, 1, 0 to what you want the position of the bomb to be.
    b.BrickColor = BrickColor.new("Really black") --Change the 'Really black' to what color you want the bomb to be.
    b.Shape = ("Ball")
    b.BackSurface = ("Smooth")
    b.BottomSurface = ("Smooth")
    b.FrontSurface = ("Smooth")
    b.LeftSurface = ("Smooth")
    b.RightSurface = ("Smooth")
    b.TopSurface = ("Smooth")
for i = 1, 12 do --Change the 12 to how many times you want the bomb to blink before it explodes.
    b.Reflectance = 0
    wait(.25) --Change the .25 to how long you want the bomb to be reflective.
    b.Reflectance = 1
    wait(.25) --Change the .25 to how long you want the bomb to be normal.
end
    b:Remove()
    e.Parent = game.Workspace
    e.BlastPressure = 9.999e+9999
    e.BlastRadius = 9.999e+9999
    e.Position = b.Position
    wait(3)

end

Bomb()