▁as ▁well ▁as ▁many ▁members ▁of ▁the ▁Von ▁Er ich ▁family , ▁and ▁Black jack ▁M ull igan . ▁The ▁double - hand ed ▁version ▁was ▁a ▁signature ▁submission ▁of ▁The ▁Great ▁Kh ali ▁dub bed ▁the ▁Vice ▁G rip . ▁ ▁Mand ible ▁cla w ▁ ▁A ▁man eu ver ▁which , ▁when ▁applied ▁correctly ▁against ▁an ▁individual , ▁is ▁pur port ed ▁to ▁cause ▁inten se , ▁legit imate ▁pain . ▁The ▁hold ▁is ▁applied ▁when ▁the ▁ag gress or ▁places ▁his ▁middle ▁and ▁ring ▁fingers ▁into ▁the ▁oppon ent ' s ▁mouth , ▁sl iding ▁them ▁under ▁the ▁tongue ▁and ▁j abb ing ▁into ▁the ▁soft ▁t issue ▁found ▁at ▁the ▁bottom ▁of ▁the ▁mouth . ▁The ▁thumb ▁( and ▁sometimes ▁pal m ) ▁of ▁the ▁same ▁hand ▁is ▁placed ▁under ▁the ▁j aw , ▁and ▁pressure ▁is ▁applied ▁down ward ▁by ▁the ▁middle ▁and ▁ring ▁fingers ▁while ▁the ▁thumb / pal m ▁forces ▁the ▁j aw ▁up wards , ▁which ▁is ▁pur port ed ▁to ▁compress ▁the ▁n erves ▁in ▁the ▁j aw ▁and ▁thus ▁render ▁the ▁oppon ent ' s ▁j aw ▁par al yz ed ; ▁this , ▁therefore , ▁prevents ▁the ▁oppon ent ▁from ▁breaking ▁the ▁hold ▁by ▁bit ing ▁the ▁wrest ler ' s ▁fingers , ▁as ▁M ank ind ▁explained ▁to ▁V ince ▁Mc M ah on ▁when ▁question ed ▁about ▁it ▁during ▁his ▁inter views ▁prior ▁to ▁joining ▁the ▁W WF ▁in ▁ 1 9 9 6 . ▁Although ▁F ole y ▁popular