Doesn't affect mod added weapons.

https://www.siegetheday.org/?q=node/1430

Mod Title: dualwield2hand.ds2res
This mod makes the normal, unique, set and rare 2 handed axes, 2 handed swords and 2 handed hammers available as normal, unique, and rare 1 handed axes, hammers and swords so dual wielders and shield bearers can use them with one hand.

Author: Dark_Elf
ReadMe Template by Sharkull

Mod Version Number: 1.0
Release Date: 7 July 2011
Mod Size (approx.): 9,712 Bytes

Web Site:
https://www.siegetheday.org

Installation Instructions:
Place dualwield2hand.ds2res into the Dungeon Siege 2 Resources folder.
Uninstall Instructions:
1. remove dualwield2hand.ds2res from the Resources directory.

Requirements / Compatibility
This mod requires Dungeon Siege 2
Compatibility issues:
This mod should not conflict with DS2, DS2BW, or any other mod.
If you find any problems please email me or send me a comment at SiegeTheDay .

Version History
1.0 First Release

Mod Details
Single Player: Y
Multi-Player: Y
Difficulty Settings: N
New Graphics: N
New Sounds / Music: N
New Weapons: Y
New Armor: N
New Spells: N
New Misc. Items (Rings, Amulets...): N
New Character(s): N
New Enemy Type(s): N
Modified Experience / Attribute System: N
Modified Loot Drops: N
Modified Container: N
Modified GUI: N
Modified / Custom Map: N
Modified other: ...
Modding Tools Used: Notepad, and DS2 Tank Creator.
.

Credits
Content provided by: GasPoweredGames and Dark_Elf

Permissions:
Permission is given to use this mod for game playing and you may use any of the items contained herein as long as credit is given to the author. This mod can be redistributed unchanged and may not be sold in part or in whole.

Copyright:
All title and intellectual property rights to the content of this mod are the property of the respective content owner and may be protected by applicable copyright or other intellectual property laws and treaties.

Gas Powered Games and Dungeon Siege 2 are the exclusive trademarks of Gas Powered Games Corp and Microsoft. Dungeon Siege 2 Broken World is the exclusive trademark of Gas Powered Games and 2K Games

Disclaimer:
The author(s) of this mod accepts no responsibility for damage to data, or physical damage to hardware, caused by the appropriate or inappropriate use of this mod.
---

Future Additions or Changes:
Hopefully to correct bugs if found.

Dark_Elf