For the loop and preset junkie ADSR Sounds.
Lots of bundles. Look them over real good if you bought some of these last year to avoid duplicates or don't have Serum.
Sonar Platinum, W7 Pro 32GB Ram, Intel i7 4790, AsRock Z97 Pro 4, NVidia 750ti, AP2496
Sonar Platinum, W7 Pro, 16GB Ram, AMD FX 6300, Gigabyte GA 970 -UD3 P, nVidia 9800GT, Guitar Port, Terratec EWX 2496