Kojima premiered a trailer for the game with the engine's logo. At PlayStation Experience, Kojima had announced that he had partnered with Guerrilla Games, using the engine for development on Death Stranding.

According to executive producer Angie Smets, Decima was originally known simply as "the engine" by Guerrilla employees, as there were initially no plans to publicly offer this technology to game developers outside of the company. However, the newly forged partnership with Kojima Productions