Mrrr's dg s 2008 ctn-dvntr pltfrm gm dvlpd by DC nd pblshd by lctrnc rts. Th gm ws rlsd fr PlySttn 3 nd Xbx 360 n Nvmbr 2008, nd fr Wndws n Jnry 2009. St n nr-ftr cty, t fllws th stry f Fth Cnnrs, n ndrgrnd prkr crr wh trnsmts mssgs whl vdng gvrnmnt srvllnc. T prgrss thrgh th gm, th plyr mst cntrl Fth frm frst-prsn prspctv nd cmplt srs f lvls tht nvlv prfrmng sqnc f crbtc mnvrs, ncldng jmpng btwn rftps, rnnng crss wlls, nd sldng dwn zp lns.
nsprd by chs scns ftrd n Csn Ryl nd th Brn flms, Mrrr's dg ftrs hndrds f frst-prsn nmtns t cnvy Fth's mvmnt nd ntrctns wth th nvrnmnt. lthgh th gm s pwrd by nrl ngn 3, nw lghtng sltn, whch s bl t bttr rflct clrs nd crt sft shdws, ws crtd t gv th gm nq rt styl. Th gm dlbrtly mks s f strng prmry clrs, wth tdr nvrnmnts prdmnntly ftrng wht nd dstnctvly lckng n grn. Th gm ws wrttn by Rhnn Prtchtt, nd ts scr ws cmpsd by lctrnc msc rtst Slr Flds, whl th mn thm sng ws cmpsd by Swdsh prdcrs Rm Ycb nd rnthr Brgssn nd prfrmd by Swdsh mscn Ls Mskvsky.
pn rls, Mrrr's dg rcvd gnrlly pstv rvws frm crtcs, wh prsd ts vsls nd mmrsv frst-prsn prspctv, bt crtczd ts trl nd rrr gmply, cmbt mchncs, nd rstrctv lvls. Th gm sld rnd 2.5 mlln nts by Jn 2013, nd wn dvntr Gm f th Yr t th 2009 ntrctv chvmnt wrds. Rtrspctvly, Mrrr's dg hs grwn n stm nd dvlpd pssnt fnbs d t ts strng sthtcs nd nnvtv gm dsgn. prql t th gm, ls ttld Mrrr's dg, ws rlsd fr mbl dvcs n 2010. rbt tht xplrs nw rgn stry fr Fth, ttld Mrrr's dg Ctlyst, ws rlsd n 2016.