During the morning of May 9, known as "Goku Day" by the Dragon Ball community, a YouTube premiere suddenly appeared on the Smash Flash Devs YouTube channel for a "Goku/Update Announcement" regarding Beta 1.3.2. This turned out to be a full showcase video with new reveals for the forthcoming demo, which was revealed to actually be Beta 1.4 and launched the same day.
· King Dedede as a new character · Multi-Man Battlefield, Palace of Twilight, Dedede's Arena, Snowpoint Temple, Jungle Island, and Training Grid as new stages · Crate, POW Block, Coconut Gun, Gust Jar, Bomber, Ore Club, Shield Monitor, Fire Shield Monitor, Bubble Shield Monitor, Lightning Shield Monitor, Potion, Poison Dagger, and Icewing as new items · Resprites for Meta Knight, Lloyd, and a bunch of stages, along with many miscellaneous animation updates · Tails and Goku moveset reworks · Costumes for Zelda, Sheik, Meta Knight, Falco, and Goku · Race to the Finish as a new game mode and a revamped Classic mode · Visible hitbox toggle in Training mode · Extensive changes to engine, visuals, character balancing, stage hazards, music, and more