while true do script.Parent.Arrows.Arrow1.Decal.Transparency = 0 wait(1) script.Parent.Arrows.Arrow1.Decal.Transparency = 1 script.Parent.Arrows.Arrow2.Decal.Transparency = 0 wait(1) script.Parent.Arrows.Arrow2.Decal.Transparency = 1 script.Parent.Arrows.Arrow3.Decal.Transparency = 0 wait(1) script.Parent.Arrows.Arrow3.Decal.Transparency = 1 end
What are you trying to do here? It looks like you're looping an arrow animation, am I right?