2021 South Korean survival TV show
The fourth season of High School Rapper (Hangul: 고등래퍼4), a 2021 South Korean survival hip hop TV show. On October 28, 2020, Mnet revealed a short teaser video for the fourth season of the survival show. It aired on Mnet every Friday at 11PM (KST) starting February 19. It was hosted by Nucksal.
Season overview.
Mentor teams.
Simon Dominic X Loco, The Quiett X Yumdda, Jay Park X Woogie X pH-1, Changmo X Way Ched.
Episodes.
Ep. 1-2: Roll Call: Solo Performance.
No eliminations were held this round.
 ;templatestyles src="Legend/styles.css" / ;  Indicates student performance not shown.
¤ Student Kang Hyun (Tendo) is not shown throughout this episode due to a scandal involving sexual assault 
Ep. 2-3: Grade Cypher: solo performance.
Groups of 4 or 5 were created in each grade level and 2 rappers were eliminated each round. The groups with the highest combined scores from the Previous round were able to pick their opponents for the round and beats cypher. 
 ;templatestyles src="Legend/styles.css" / ;  Eliminated from the show
¤ Student Kang Hyun (Tendo) is not shown throughout this episode due to a scandal involving sexual assault 
Ep. 3-4: Group Evaluation.
The 8 honour students from the previous round were made group captains, the captains choose their beat along with any students they wanted to be a part of their group.
Out of the 8 teams, the 4 teams with the highest score would be safe from eliminations however, the bottom 4 teams had 2 members were eliminated. 
 ;templatestyles src="Legend/styles.css" / ;  Indicates the top 4 teams, with all group members advancing to the next round.
 ;templatestyles src="Legend/styles.css" / ;  Indicates bottom four teams, with two members of their team being eliminated.
 ;templatestyles src="Legend/styles.css" / ;  Indicates the eliminated student.
¤ Student Kang Hyun (Tendo) is not shown throughout this episode due to a scandal involving sexual assault
Ep. 4-5: 1:1 Theme Battle.
Students picked their topic through a random card drawing. Whenever two students picked the same theme card they were placed to battle against each other
 ;templatestyles src="Legend/styles.css" / ;  Indicates the eliminated student.
¤ Student Kang Hyun (Tendo) is not shown throughout this episode due to a scandal involving sexual assault
¤ Blue boxes indicate pairings where rematches were required due to a 2:2 tie in votes
Revival Round.
At the end of this round it was revealed that 6 of the eliminated students were picked to perform a verse a cappella. From the 6 chosen only 4 were revived.
 ;templatestyles src="Legend/styles.css" / ;  Indicates the student revived.
 ;templatestyles src="Legend/styles.css" / ;  Indicates the eliminated student.
Ep. 5 - 6: Mentor Group Selection.
Before group selections each mentor group held 1:1 interviews with the remaining 16 students. The 4 honour students were given the option to choose their mentor group, for the remaining 12 students each mentor team recruited who they wanted and if a student had more than one mentor group that wanted them they were given the freedom to choose.
Ep. 6: Team Battle: Group.
For the group mission, the team members made a song using the beat prepared by the mentors. The mentors randomly selected their groups opponent and one student from the losing team was eliminated.
The guest judges included Verbal Jint, Swings, Zion T., Paloalto, Deepflow, Hangzoo, Boi B
 ;templatestyles src="Legend/styles.css" / ;  Eliminated from the show
 ;templatestyles src="Legend/styles.css" / ;  Winning Team
 ;templatestyles src="Legend/styles.css" / ;  Losing Team
Ep. 7-8: Team Battle: Textbook Rap Battle.
Unlike the previous seasons, students had to choose a topic from any textbook and write a song about it.
There were two rounds of voting and for groups that lost, only one of them were allowed to pass and the other one disqualified.
This episode had 20 guest judges including Donutman, Khakii, Munchman, Layone, Basick, Zizo, Hanhae, Kebee, Viceversa, Choi LB, Ja Mezz, skyminhyuk, Black Nine, Heo Seong-hyun, MckDaddy, Bryn, Dbo, Ahn Byung-woong, Qwala &amp; O'domar. 
 ;templatestyles src="Legend/styles.css" / ;  Eliminated from the show
 ;templatestyles src="Legend/styles.css" / ;  Winning Group
 ;templatestyles src="Legend/styles.css" / ;  Losing Group
Ep. 8-9: Semi Finals.
The special audience for this episode included 16 rappers: untell, Vinxen, Yenjamin, Young Kay, Rohann, unofficialboyy, Chin Chilla, BlueWhale, Lee Dong-min, Cloudybay, Pullik, Hotchkiss, GI$T, Ellick, Goi &amp; Johny Kwony
 ;templatestyles src="Legend/styles.css" / ;  Eliminated from the show
 ;templatestyles src="Legend/styles.css" / ;  Finalist
References.
 ;templatestyles src="Reflist/styles.css" / ;