with the outlaw on sale its a no brainer... Buy as much sub as you can afford... You would need another matching sub to double them up, mix matching subs playing the same ranges is trouble...
HT-Emotiva UMC200 and XPA5, Ascend 340se front stage, 200se surrounds, Dual HSU VTF2's
Bedroom music-jolida 202 integrated & Tekton Lores
Formal parlor music- XPA2 & XDA2, Wharfedale Evo2-40's, dual WD sw subs, pure i20
Guest parlor-Parasound 2100 outlaw 2200 monos, csb1 bookshelfs, dual SVS sb12nsd subs