local part=Instance.new("Part")--so we can use tweenservice without actually needing some other part
local rainbows={}--dont modify, holds bound objects
local currentcolor=_G.colors[1]--holds the transition
function bindToRainbow(object)
    table.insert(rainbows,1,object)
end
function unbindFromRainbow(object)
    for i,v in ipairs(rainbows) do
        if v==object then
            table.remove(rainbows,i)
        end
    end
end

for i,v in pairs(_G.targetmodel:GetDescendants()) do
    if v:IsA("BasePart") then
        bindToRainbow(v)
    end
end
game:GetService("RunService").RenderStepped:connect(function()
    currentcolor=part.Color
    for i,v in pairs(rainbows) do
        v.Color=currentcolor
    end
end)
while true do
    --game:GetService("RunService").RenderStepped:wait()
    for i,v in pairs(_G.colors) do
        game:GetService("TweenService"):Create(part,TweenInfo.new(_G.speed,_G.easinginfo[1],_G.easinginfo[2]),{Color=v}):Play()--dont mind this gross code, use the config
        wait(_G.speed)
    end
end