Crouching becomes the trigger for a lightweight stealth ability. The standard 1.11 release improves the way the addon detects sneaking and adds smoke effects, while keeping its implementation separate from player.json.
Release 1.11 fixes sneak-state detection and adds smoke particles to the effect. The addon does not replace player.json. This download is the standard Invisible Mode 1.11 behavior pack, not the separately listed Assassin edition. Import the .mcpack file and activate it in the world behavior-pack settings.
