 Tiendalli akaita Swansea City kutanga kwake mumutambo wechitatu weLigi Cup, achipa rubatsiro kuna Danny Graham mukukunda 32 paCrawley Town. Sezvo anga ari pabhenji muligi kwemwedzi miviri kubva paakabatana, semhedzisiro yaBen Davies naÀngel Rangel vari sarudzo yekutanga kuruboshwe uye kurudyi kumashure chinzvimbo zvichiteerana Tiendalli akatamba munzvimbo mbiri, akazopedzisira aita rake religi kutanga musi wa1 Zvita 2012 vachipesana neArsenal, achiuya semutsivi waJonathan de Guzmán muminiti ye74 yekukunda 2 0. Mushure memutambo, Tiendalli akataura chinangwa chake chekugara kuSwansea kunyangwe asina mikana yechikwata chekutanga. Kubva muna Zvita, akazova sarudzo yekutanga yekirabhu kurudyi-kumashure mushure mekunge Rangel akuvara, pamwe nekutenderera munzvimbo dzakasiyana. Tiendalli akaoneka mumhedzisoMukombe weLigi paakauya kuDavies muminiti ye84 yekukunda 5-0 pamusoro peBradford City, Swansea yakava yekutanga isiri yeChirungu Premier League timu kuhwina mukombe weLigi uye yekutanga kubvira 1927 kuhwina mukombe mukuru weChirungu vanokwikwidza neSwansea Cardiff City yakahwina mukombe weFA muna 1927. Mutungamiri Michael Laudrup akarumbidza Tiendalli nokuda kwebasa rake mukupindura kusava nechokwadi pamusoro penguva yake yemberi. Laudrup, zvisinei, akati aitarisira kuti Tiendalli aizoenda pakupera kwemwaka. Tiendalli akarova chibodzwa chake chekutanga kukirabhu mukukunda 32 kure neWigan Athletic musi wa7 Chivabvu 2013 kuDW Stadium. Mumwaka wake wekutanga kuSwansea City, akaita makumi maviri nerimwe kuoneka uye akarova kamwe mumakwikwi ese. Pakupera kwemwaka wa201213, mumiriri waTiendalli Sebastien Casenaz akaudza talkSPORT kuti aisazove kuSwansea mwaka unotevera mushure mekunge nhaurirano dzechibvumirano dzaparara. 