As□□th□very□pisod□ofRu□ning□an,the20130421episodewasfilledwitha□eri□□o□□hallen□□s□n□ga□esthatt□st□dthe□it,strengt□□an□teamworkofthecastm□□bers.Fr□□□nt□nsephys□calchal□eng□stobrain-teasi□□puzzles,thecasth□d□ow□r□toge□hertoo□ercome□bstac□esand□mergevi□torious□Th□co□peti□ive□piri□washigh□st□ecastmembers□hre□themse□□es□holehe□rtedlyintoe□ch□hallenge,□etermin□□t□outsmarta□do□□□erf□rmth□iro□□onent□.<□p> □swi□he□eryepi□□deofRunningM□□,the201□0421epis□dew□sfilledwithase□iesofchallengesa□dgamesthattestedthew□t,□trength,andteamworkoft□ecastmembers.Fromintensephysic□l□□allengestobra□n□t□as□ngpu□zles,t□ec□sthad□o□or□t□gethertoovercomeo□staclesandemergevictoriou□.Th□co□p□titi□espiritw□shigha□□he□□stm□mber□threwt□□ms□lves□holeh□artedlyintoea□hcha□leng□,deter□□ne□too□tsmartandoutperformt□□iropponents. □swith□ver□episodeo□RunningMan,th□20130□21episodewasfilledwith□□□riesofcha□lengesandgame□th□□□estedth□wit□□trength□andtea□□orkofthec□stm□mber□.Fromi□tensephys□calchall□n□estobrai□-te□singpuzz□es,t□ecasthadtow□□ktoge□hertoo□□r□□me□bstacle□□□□emer□e□i□torious.T□ecompetitivesp□ritwashigha□□hecastmembersthrewthems□lv□swholeheartedlyint□e□chch□lleng□,det□rminedtooutsmartand□□tpe□for□the□r□pponents.□>□□>Aswith□veryepisodeofRu□n□ng□an,the2□130□21epi□o□e□as□illedwit□a□eriesofcha□lenges□ndg□m□sthatte□tedthew□t,strength,andtea□□or□□f□hecastmembers.Fromintensep□ysicalchal□eng□□tobr□in-teasingpuzz□es,t□e□□sthadtowork□o□□t□ert□ov□rcomeobst□cles□nd□mergevic□oriou□.The□□mpet□ti□□spiritwashighasthecastmembersthrewthemse□ve□□h□lehea□tedlyintoeachcha□lenge,de□ermin□d□oo□t□martandoutp□r□ormtheiropp□n□nts. Aswitheveryep□sodeofRu□□□ngMa□,the201304□1epis□dew□sf□lledwithaseriesofchallen□e□□ndgame□tha□□estedthe□it,str□ngth,an□teamwo□kofthecastmembers.Fro□intens□physicalchal□en□□□t□□rain-tea□ing□uzzles,th□casthadtoworktogethe□toove□com□□bsta□□es□n□emergevictorious.The□ompet□ti□□□□i□i□□a□hig□asthecast□embersthrew□hemselve□wholeheartedl□intoea□hchallenge,d□terminedtooutsma□tandoutperfor□theiroppo□ents.