cast s ▁of ▁the ▁Empire ▁above : ▁a ▁culture ▁bes et ▁by ▁constant ▁war fare ▁and ▁mon sters ▁gal ore . ▁In ▁A ver num , ▁advent ur ers ▁meet ▁with ▁many ▁who ▁wish ▁to ▁get ▁reven ge ▁on ▁the ▁Empire ▁for ▁the ▁wrong s ▁it ▁has ▁done ▁to ▁the ▁A vern ites . ▁ ▁Besides ▁count less ▁side ▁qu ests ▁along ▁the ▁way , ▁the ▁game ▁offers ▁three ▁primary ▁qu ests : ▁killing ▁the ▁demon ▁Gra h - H oth , ▁discover ing ▁a ▁route ▁back ▁to ▁the ▁surface , ▁and ▁assass in ating ▁Emperor ▁Haw th or ne ▁of ▁the ▁surface ▁world . ▁ ▁The ▁game ▁was ▁re - re leased ▁as ▁A ver num : ▁Es cape ▁from ▁the ▁Pit ▁in ▁December ▁ 2 0 1 1 ▁for ▁OS ▁X ▁and ▁April ▁ 2 0 1 2 ▁for ▁iOS ▁and ▁Windows . ▁This ▁re - re leased ▁version ▁is ▁the ▁second ▁re make ▁of ▁Es cape ▁from ▁the ▁Pit , ▁and ▁uses ▁a ▁new ▁game ▁engine . ▁ ▁A ver num ▁ 2 ▁A ver num ▁ 2 ▁takes ▁place ▁five ▁years ▁after ▁the ▁events ▁in ▁the ▁original ▁A ver num . ▁Upon ▁assass ination ▁of ▁Emperor ▁Haw th or ne , ▁the ▁Empire ▁of ▁the ▁surface ▁recogn izes ▁the ▁threat ▁the ▁A vern ites ▁pose ▁and ▁begins ▁sending ▁huge ▁military ▁forces ▁down ▁to ▁A ver num . ▁To ▁make ▁matters ▁worse , ▁unknown ▁bar riers ▁of ▁energy ▁are ▁spr out ing ▁up ▁around ▁the ▁A ver num , ▁which