Take a look at some of the stock MIDI grooves. For the longest time, I wasn't consciously aware of the difference and had issues programming the grooves I heard in my head. Be aware of the difference between 16th beats and 24th beats.

Low-velocity ghost notes can really help the drums sound alive. For fills, you'll need a bit more variety for it to sound natural. 0 is the professional drum sampler flagship from Toontrack Music. For metal and a lot of rock, you can get away with a constant velocity on the kick and the snare for accents. Bonham kit using only Platinum Samples Evil Drums. On the hi hat, for example, it sounds a lot more convincing if you alternate between a harder and a softer hit. Adding a tiny variety in timing on MIDI notes isn't worth it to me, but I suspect SD2 may actually add subtle delays to some hits if that particular feature is turned on (the descriptions are a bit vague, so I'm not entirely sure which one it is, if any). Otherwise you end up with the sound of a drum machine. In my opinion, the most important thing is to set the velocity on hits in a way that resemble the dynamics of a real drummer. Click to expand.With Superior Drummer, you really don't need to do any kind of automatized humanization on your MIDI track.

Superior drummer 2 humanize settings