There is no official or widely recognized software titled in the history of game development tools. The query likely refers to the RPG Maker series, which has a storied history but does not use a "20.0" versioning system.
As suggested by the term "exclusive" in your query, this version might offer features or content that are not available in standard releases, possibly tied to specific partnerships or community feedback. rg maker versao 20 0 download exclusive
Below is an essay discussing the impact and evolution of such accessible game development tools. "RG Maker Versao 20