Using this RTP, you can reduce the total size of your game files created with VX Ace. So please ensure to install this RTP before you install RPG MAKER VX Ace. It contains graphic, music (.ogg) and dll files which you can use when creating your own games with RPG MAKER VX Ace. RPG MAKER VX Ace Runtime Package (RTP) is a collection of materials. 1.00 END USER LICENSE AGREEMENT WHAT IS RPG MAKER VX ACE RUNTIME PACKAGE?