Yeah...those! Ok, the "post EQ" curves are not downward-tilting (see 6th verse at link below) like the "pre-EQ" curves but cutting Audyssey off at 500Hz could fix that.

https://www.axiomaudio.com/boards/ubbthreads.php/topics/430664/Re:_We_six_curves_of_Axiom_are#Post430652
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M100,VP160,QS10HPx2,EP800,M5HP,M3,M50 v4
M80,VP150,QS8x4,EP600 v2
ADA-1000-2,3,1500-3
Air N2