Bandai Namco has supported SD Gundam Battle Alliance with substantial post-launch content. If you are looking for the , the latest patch (Version 1.40 or higher) includes:

SD Gundam Battle Alliance is not a traditional fighting game or strategy title. Instead, it focuses on three-player co-op action RPG mechanics. Players pilot SD Gundams through “broken” histories of famous Gundam series, correcting distortions in timelines ranging from Mobile Suit Gundam (1979) to more recent entries like Iron-Blooded Orphans . The gameplay emphasizes timing-based blocking, special attacks, and loot grinding for blueprints and parts. On the Switch, the game runs at a stable 30 FPS in docked and handheld modes, making it ideal for short play sessions or grinding missions on the go.

: You collect blueprints by defeating bosses to develop and upgrade over 80 different Mobile Suits. Content and File Formats

Here is the honest pilot's report: How does the "New" patched version run?