Ezdrummer for a start, Superior Drummer for mixing. Occasionally Addictive Drums comes in handy, too. NI's Studio Drummer is great but too...
Have been using steinberg since the 8ies, from Atari to Pc to Mac. All legit. Had no serious stability problems ever. Occasional crashes mostly...
I started out with NI B4, which at the time was great, then I was disappointed with B4II and discovered VB3, which I have been using in the studio...
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