A gate/trigger sequencer with sophisticated micro-timing and probability functions.
Drum Sequencer is effectively eight Adroit Rhythm Sequencers slimmed down and crammed into one powerful package.
An overview is available at https://www.adroitsynthesis.com/drum-sequencer-module/
A detailed tutorial at https://www.adroitsynthesis.com/drum-sequencer-operation/
There's also an LSSP XL workshop that showcases this module at https://www.adroitsynthesis.com/london-crime-theme/