Tujuan penelitian ini untuk mengetahui bagaimanakah perilaku prososial pada komunitas game online PUBG Duri E-Sport. Jenis penelitian yang digunakan adalah jenis penelitian kualitatif. Penelitian ini menggunakan penelitian jenis pendekatan fenomenologi. Pengambilan data dalam penelitian ini berupa observasi, dokumentasi dan wawancara yang di lakukan dari awal sampai akhir penelitian. Hasil penelitian Perilaku Prososial Komunitas Game Online PUBG Duri E-Sport terdapat tiga indikator yaitu: 1) Menolong, memberikan pengarahan kepada anggotanya yang masih kurang pengetahuan dalam bermain game online, 2) Kerjasama, selalu membantu jika dalam masa sulit ketika kurang dalam skill bermain game, 3) Bederma, anggota komunitas sering berbagi barang mereka seperti makanan,wifi, hotspot hingga barang kebutuhan game kepada anggota lainnya dalam komunitas.

Kata kunci: Perilaku Prososial, Komunitas, Game Online

The purpose of this study was to determine prosocial behavior of the PUBG Duri E Sport online game community. This qualitative study used a phenomenological research approach. Data were collected through observations, documentation and interviews that were conducted from the beginning to the end of the study. There were three indicator of the prosocial behavior of the PUBG Duri E-Sport online game community, namely 1) helping that was giving direction to members who lacked knowledge in playing online games; 2) cooperation that was helping other members who had difficulties playing skills; 3) sharing that was community members often shared their items such as food, WIFI, hotspot, and other items related to the games. Keywords: Prosocial Behavior, Community, Online Game