trident

The devil's fork

Gun of Styx

Therefore, the ordinary-to-extended formula cannot be used for upgrading.

Only formulas that extend to essence can be used:

1lum (17 #)+1Poole (21#)+1perfect emerald+extended dark gold weapon = elite dark gold weapon (only for ladies)

In other words, this formula can only be used in ladder mode, not in stand-alone mode!

However, stand-alone upgrade is not impossible:

You can find a patch to remove the limitation of ladder synthesis formula!

Generally more commonly used are:

Red. mpqjp 1 1 1。 Mpq (JP 1 10 is not recommended, it is too limited) and so on!