Splatoon 3 beta debuts later this month in the form of Splatfest

The new Splatfest will take place between rock, paper, and scissors

Splatoon 3 Preview - Everything We Learned About Maps, Modes, and Splatfests From The Nintendo Direct - Game Informer

This month's Splatoon 3 Splatfest is about the days of the weekend

Splatoon 3's First Splatfest Date and Time Announced - GameRevolution

Festival Shells - Splatoon 3 Guide - IGN

Squid Sisters - Inkipedia, the Splatoon wiki

Splatoon 3: Splatfest - Time, Date, When's The Next Splatfest?

This month's Splatoon 3 Splatfest is about the days of the weekend

Splatoon 3 Will Get a Splatfest-Only Demo This Month

Here's my prediction for the first year of splatfests in Splatoon 3 : r/ splatoon

Splatoon 3 Splatfest World Premiere: Headgear, Clothes, and Shoes guide – Nintendo Wire

Splatoon 3 World Premiere Pre-Release Splatfest Announced!