>>76506145
>>76506236
Windshield wipers or however the variant of this where you go from side to side are good for obliques imo
Also [dragon flags or ab wheel or this (OP exercise) or 5.] into weighted plank supersets until failure of the latter are fuarking sick (picrel.)

5. stand on your hands with feet in TRX and raise your ass upwards as if doing a press into handstand, fucking shreds