a effects module that get reccommended alot here is the FX Aid XL(gonna get that one myself later this year)

Also if you wanna get a 2nd mantis case,and you are located in EU.i have one i dont use anymore,pm me if interested

https://www.facebook.com/BrokenFormAudio

Got a Mantis Case and a Grandterminal+expander for sale,PM Me