Rocket League's Tournaments Update Will Go Live On Switch On 3rd April

And "performance and visual quality updates"

Psyonix Targeting Full 1280×720 (Handheld) For The Rocket League Nintendo Switch Tournament Update - My Nintendo News

Rocket League Tournament

Progression Update Incoming on August 29

Feedback Friday - In-Game Tournaments : r/RocketLeague

Marshfield High School Esports Team

Rocket League Tournaments Update Coming in April

What's Coming After The Autumn Update

Revamped Tournaments: A Closer Look

Rocket League Tournaments update arrives on April 3 on all platforms

ES: Falcons Blank Centralia In Regular Season Finale - Lackawanna College

Tournaments Update Coming April 3

Marshfield Native Wins University Rocket League Tournament - OnFocus

Tournaments Update: Optimizations and Video Capture on Nintendo Switch

Patch v1.43, Rocket League Wiki