Gurren Lagann - Episode 20 of Back Arrow has a What else?

Episode 20 of Back Arrow has a "What else? COMBINE!" Reference from Gurren Lagann. Kazuki Nakashima was the writer for both Gurren Lagann (2007) and Back

Back Arrow - Episode 20 discussion : r/anime

Back Arrow TV Anime Reveals Half-Year Run, January 2021 Premiere, More Staff - News - Anime News Network

Back Arrow: 2021's Campy Mecha Hidden Gem, by TGRIP, AniTAY-Official

Gurren Lagann: Specials (2007) — The Movie Database (TMDB)

Back Arrow Anime-Planet

The references were awesome this episode! : r/JuJutsuKaisen

Back Arrow / Characters - TV Tropes

Gurren Lagann Ikuze dachi kô (TV Episode 2007) - IMDb

Gurren Lagann ep. 20, How Far Will God Test Us? Review - Fresh Takes #19, RPC

Gurren Lagann (eps 17-20)