Debate is an effective teaching instrument for developing critical thinking, argumentation, and speaking skills. Applying teaching strategies is one of the auxiliary components that can support educators in the classroom and aid in students' skill development. This qualitative study was to explore and describe the implementation of English teachers' strategies in English debate extracurriculars. The participant of this research is an English debate teacher at MAS Ruhul Islam Anak Bangsa in Aceh Besar. Data collection by interviews and observations. Findings show that teachers used several strategies in teaching English debate extracurricular classes at MAS Ruhul Islam Anak Bangsa, including collaborative learning strategies, discussion learning methods, practicing arguments regularly, brainstorming, and encouraging students. The implementation of strategies in teaching extracurricular English debate classes at MAS Ruhul Islam Anak Bangsais as follows: 1) Providing debate motions at every class meeting. 2) Providing a clear and structured discussion guide. 3) Regular training is on Saturdays, and intensive classes are held at night. 4) Involving students to exchange ideas. 5) Giving appreciation, motivation, and participation in student activities.