ɪn lˈeɪt tˈuː θˈaʊzənd sˈɛvəntˌiːn, kˌeɪˌɛsˈiː dɪvˈɛləpt ɐn ɛspˈoːɹts tˈiːm fɹˈæntʃaɪz ɪnðə nˈuːli fˈaʊndᵻd ˌoʊvɚwˈɑːtʃ lˈiːɡ, nˈeɪmd ðə lˌɑːs ˈændʒəlɪs ɡlˈædɪˌeɪɾɚz, ðæt bɪɡˈæn ðɛɹ ɪnˈɔːɡjʊɹɹəl sˈiːzən lˈeɪɾɚ ðæt jˈɪɹ ˌɔn dᵻsˈɛmbɚ sˈɪks.
In late 2017, KSE developed an esports team franchise in the newly founded Overwatch League, named the Los Angeles Gladiators, that began their inaugural season later that year on December 6.