Version 4.3.0 (Splatoon 2)

Version 4.3.0 is an update to Splatoon 2 that was released on 2018-12-05 at July 27, 2024. It is the last update for Splatoon 2 that will add new weapons.

Stages

 * Blackbelly Skatepark underwent renovation, similar to the changes made to Starfish Mainstage in Version and The Reef in Version.
 * This marks the first time since December 16, 2017 that the stage's Rainmaker layout has appeared in a Ranked or League Battle rotation in, as one of the changes made was to adjust the balance in said mode.

Weapons

 * Four variants of previously existing weapons were added to the game -, , , and . These were the final weapons that did not have a second version.
 * In addition, a fourth Kensa Collection was released, containing the, , and.

Abilities

 * Existing gear abilities and  were combined into a single ability,.
 * The new ability has the same effect as equipping both the old ones, with no downgrade.
 * Existing Ability chunks and drink tickets were also converted.
 * An additional new ability, was also added to gear as well as in secondary ability slots.
 * This ability's effect varies between different main weapons, even in the same class (see the ability page for details). Examples given prior to release were:
 * - increase shot accuracy when firing while jumping.
 * - increase ink coverage.
 * - increase damage.
 * - increase duration of firing in a burst.
 * - speed up Brella canopy regeneration.
 * - Slightly increase movement speed while inking.
 * Gear that previously appeared in shops with  will now appear with.
 * Gear that previously appeared in shops with  will now appear with.
 * amiibo gear that previously appeared with either or   will now appear with.
 * Both new abilities started appearing on gear in the.
 * As a special promotion to allow players access to the new abilities, the first three pieces of gear added to the shop after the update's release (,, and , in that order) had the ability, which could not have been acquired otherwise if the player opened the game with the previous version on the same day due to the way shop inventory is generated.

Main weapons
Specifications for some of the main weapons have been changed.

Sub weapons
The specifications for some sub weapons have been changed.

Special weapons
The specifications for some sub weapons have been changed.

Special gauge
Points required for using specials have changed for certain main weapons.

Abilities
Specifications for some of the abilities have been changed.