Since gamification has strengthened its place in education over the years, it is frequently preferred in English as a Second Language Learning. This study aims to investigate the literature on the effects of gamification on students' English learning as a second language and the tendency of students to use games to learn English as a second language. This review contains a systematic review of published articles about gamification in English as a Second Language Learning for learners aged between 11-18 from 2013 to 2020. The study was designed according to the specifications of the PRISMA 2009 Checklist. A combination of words related to gamification, game-based learning, English as a Second Language, and secondary school was included as a search strategy. After selection, ten research articles written in English were reviewed. Their results indicated that the games enhance the fun, raise students' motivation, and boost their participation while helping their autonomous learning. This review includes suggestions to support planning game-based English lessons.