《火炬之光2》v1.21.5.1升級檔+破解補丁，本補丁是THETA破解補丁，對應的零售版本是v1.21.2.1，支持任意版本直接升級到v1.21.5.1版。

更新內容：

Stability
Fix for potential Steamworks related crash.
Gameplay
Fix for a desynchronization error which can occur in 3+ player multiplayer games in very specific timing circumstances.
Fix for a rare issue where the effects on a merchant's items (or items left on the ground) can be wiped if a player takes ownership of a level while the original owner is departing