DK Game Mode Help and Yanfly Specifc Sound Effect Question.

[Lord Roy]

Hey guys, I was wondering if someone could explain the easiest way to set up another mode using DK's Game Mode plugin. You see I was inspired by one of Yanfly's Vs Harold videos where he has VX Ace's Hero's instead of MV's. I was gonna use them in a manner to craft a story of MV and VX Ace. MV is the current events, while VX Ace's events that correlate with MV's happened 15 years ago. and also I'm looking for a sound effect that Yanfly uses for his cursor and decision SE's. To be more specific on what cursor and decision SE I'm looking for, here's a video of Yanfly's and skip to 3:00