This page pertains to both Omnir's Melee Weapons and the Reborn Mod. The items, NPCs, or features described in this article can be found in both mods, but not in standard Terraria.
This disambiguation page lists articles associated with the same title.

Zweihanders are broadsword-like weapons implemented in the above-mentioned mods for Terraria. They are generally quite large, and have reasonably high attack for broadswords. There are currently three Zweihanders: