The name actually says it all: XLN Audio DB-30 Drum Butter is designed for drums. It is a kind of channel strip with effects and parameters made specifically for cymbals and kettles.
With the XLN Audio RC-20 Retro Color virtual effect download, you can add a controlled amount of sound degradation like vinyl noise, tube distortion and magnetic wear to a lifeless digital track.
When we talk about the XLN Audio Addictive FX DS-10 Drum Shaper, we are talking about a very handy tool to have if you work a lot with drums. This is because the XLN DS-10 is a so-called 'transient shaper'.