Thanks for sharing my video.
Here's the original script from 0.3 TFS, also it works on my 1.3, maybe it will work on 1.5 too.
--local cfg = {
-- time = 120, -- cooldown in seconds
-- id = 60947
--}
local arrows = {1, 2}
local arr = {
{0, 1, 1, 1, 0},
{1, 1, 1, 1, 1},
{1, 1, 3, 1, 1},
{1...