Tuner:
Sonic Research Turbo Tuner (what I use and recommend)
Korg Pitchblack
Peterson Strobostomp
TC Electronic Poly Tune
Chorus:
Analogman Chorus (based on the EHX Small Clone)
EHX Small Clone (Don't get the Nano Clone, it's not very bass-friendly and is reverse polarity so you can't power it on a daisy chain)
EHX Clone Theory
Maxon CS-9 Pro, or the Ibanez CS-9
BOSS CEB-3
BOSS CE-5
Hardwire CR-7
Overdrive/Distortion:
BOSS ODB-3
Humphrey Audio Badder Bass Monkey
Xotic Bass BB or Bass RC
HBE Hematoma
Tech 21 XXL
Tech 21 VT Bass
Tech 21 Sansamp Bass Driver DI
Way Huge Pork Loin
Fulltone Bass-drive
EBS Multidrive
That should give you a lot of things to search out. It's by no means a complete listing of pedals, but should get you started with search keywords to use on here.
