Xilli ciyaareedka 2018-19 wuxuu ahaa xilli ciyaareedkii 88aad ee Atlético Madrid tan iyo markii la aasaasay 1903 iyo xilli ciyaareedkii 82aad ee kooxda La Liga, horyaalka ugu sareeya ee kubada cagta Spain. Atlético waxay ku tartantay La Liga, Copa del Rey, UEFA Champions League iyo UEFA Super Cup
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