Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
"Firegrass" + "Petit Dragon"
--暗黒火炎龍
--Darkfire Dragon
local s,id=GetID()
function s.initial_effect(c)
	--fusion material
	c:EnableReviveLimit()
	Fusion.AddProcMix(c,true,true,53293545,75356564)
end