Update 3.5, released on July 2, 2019, is presented by the Fandom as an extension of Update 3. It adds the raid boss 
Greybeard and 
Bisento V2 progression, raises the 
Mastery cap to 500, and fixes several projectile bugs. 
Rubber also receives a small nerf.
How to get it
Released on July 2, 2019, as an addition to Update 3.
New Features
- New raid boss: Greybeard
- New progression: Bisento V2
Bug Fixes
- Fixed broken enemies and projectile issues caused by certain moves.
- Bisento is visually slightly larger.
Observation no longer allows dodging 
Quake's X move.
Nerfs
- Rubber's 2nd transformation damage bonus reduced from 25% to 22.5%.
Other Changes
- Mastery cap increased: maximum now 500.
- Security fixes for certain
Blox Fruits.