A multi-effects block exist with configurable reverb, chorus and two delay units.
Send amounts for reverb (13/A5/revb), chorus (14/A6/Chor) and the dual delay units (15/A7/dEly and 16/A8/dLy2) are available per-track on the track's GLob page. The song-wide global multi-effects can be configured on the Song's FX page. Please see the song-wide effects settings documentation for individual parameter details.