If I have what you're trying to do correct, it sounds like something I was trying to do. I had Off-hand only weapons and was messing with the off-hand tag and name. Like for me, my caster classes aren't supposed to be able to equip shields, but they can use magic books. However, it ended up extremely complicated to get it working, and even then it barely worked. So I just did some searching and found Malaki's Dual Wield MZ plug-in and it's allowed me to have off-hand and main hand only weapons. As well as two-hand wepons. The only downsides to it, is every shield will now have to be made as a "weapon" and appear in the weapons tab of the in-game menu(though that's fixed with a little visustella notetaging). Also, place it above other item modification plug-ins or items will play a disappearing act in the menus, but are still there.
Maliki's Dual Wield MZ ver 1.0 Introduction: A release of my Dual Wield Plugin configured for MZ Features This plugin allows devs to set weapons as twohanded, disallowing players from equipping weapons to the Off-hand. Also allows for Main or off-hand only weapons. Enhances traits by...
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