Little edit here. Decided to use my Octatrack for sequencing for the time being. Cramming a sequencer into this case just seemed silly. With sequencing, drums, and most effects out of the rack I think I can focus on the fundamentals.
Update: https://cdn.modulargrid.net/img/racks/modulargrid_1789739.jpg

Trying to decided between Maths and Delta-V by Cosmotronic. Also, thinking about a second Voice and a dedicated Sample and Hold module.