The main function of the call to war is to let other professions learn the shouting skills of barbarians, but barbarians already have shouting skills themselves, so this is of little use to barbarians.
If you don't make runes, it's no use just inlaying something, because the crystal sword can have at most 6 slots, and yours has only 5 slots, which will be weaker than the 6-slot one.
Mosaic system
In this generation of games, weapons, shields, helmets and armor will all have a groove.
Except for some magic, bright gold equipment, suits or hidden gold equipment, white equipment will turn gray once it has grooves. Players can not only add grooves to the designated equipment through the tasks in the fifth act, but also make holes in the equipment by using the synthesis formula of Hradik squares.
The function of the groove is to embed objects. Gems, jewels and runes in the game can be embedded in the grooves of objects, and are also important media in Chladik square formulas such as object synthesis.