Thread: Reverb Recommedations Needed
For simplicity try a https://modulargrid.net/e/tiptop-audio-zverb-black
Only drawback is that its only mono to stereo, still very good though.
Enjoy your spare HP, don't rush to fill every last space, this is not like filling sticker books. Resist the urge to 'complete' your rack, its never complete so just relax.