ˌɔn noʊvˈɛmbɚ fˈoːɹ, tˈuː θˈaʊzənd tˈɛn, ˈɛɹiəz wʌz klˈeɪmd ˈɔf wˈeɪvɚz baɪ ðə kˈænzəs sˈɪɾi ɹˈɔɪəlz, bˌʌt ðə ɹˈɔɪəlz dˈɛzɪɡnˌeɪɾᵻd ˈɛɹiəz fɔːɹ ɐsˈaɪnmənt ˌɔn dᵻsˈɛmbɚ nˈaɪntiːn tə mˌeɪk ɹˈuːm ɔnðə fˈoːɹɾimˈæn ɹˈɑːstɚ fɚðə pɹˈɑːspɛkts ɐkwˈaɪɚd ɪnðə zˈæk ɡɹˈeɪŋk tɹˈeɪd.
On November 4, 2010, Arias was claimed off waivers by the Kansas City Royals, but the Royals designated Arias for assignment on December 19 to make room on the 40-man roster for the prospects acquired in the Zack Greinke trade.