Version 4.3.0 (Splatoon 2)
From Inkipedia, the Splatoon wiki
Version 4.3.0 is an upcoming update to Splatoon 2 that will be released on 5 December 2018. It is the last update for Splatoon 2 that will add new weapons.
New Content
Blackbelly Skatepark
- The map will get renovated, similarly to The Reef and Starfish Mainstage
Weapons
- Four variants of existing weapons will be added to the game -
Custom Explosher, 
Ballpoint Splatling Nouveau, 
Bloblobber Deco, and 
Nautilus 79. - In addition, a fourth Kensa Collection will be released, containing four more weapons.
Abilities
- Existing gear abilities
Bomb Defense Up and 
Cold-Blooded will be combined into a single ability, 
Bomb Defense Up DX.
- The new ability will have the same effect as equipping both the old ones, with no downgrade.
- Existing Ability chunks and drink tickets will also be converted.
- An additional new ability,
Main Power Up will also be added to gear as well as in secondary ability slots.
- This ability's effect will vary between different main weapons, even in the same class. Examples given are:
Splattershot - increase shot accuracy when firing while jumping.
Aerospray MG - increase ink coverage.
Splat Roller - increase damage.
Heavy Splatling - increase duration of firing in a burst.
Undercover Brella - speed up Brella canopy regeneration.
Inkbrush - Slightly increase movement speed while inking.
- This ability's effect will vary between different main weapons, even in the same class. Examples given are:
