Vampire Survivors - v1.6.0 (Co-op and Unreal Engine) Patch Notes - eviltoast
Vampire Survivors - v1.6.0 patch notes - Steam News
store.steampowered.com
Restart Steam to trigger the update on the main game and DLC packs!

Deprecated old engine, it won’t be updated anymore. All main branches are now on the new engine.
The old engine is only available on a private beta branch accessible using the password PhaserVersion.
It will not be updated anymore.

v1.6 New Features:

-Added local co-op mode!
-Added "Disable Blood" option.
-Added "Pixel Font" option.
-Added "Border Type" option.
-Added Twitch integration (Steam only).

Local Co-op Features:

-Added Friendship Amulet.
-Added extra options for co-op:
-Player colour selection.
-Player outlines toggle.
-Player indicators toggle.
-UI Selection tint toggle.
-Controller/Keyboard assignment toggle.
-Sequential chest mode toggle.
Added support for Steam Remote Play Together.