Pre-Show Tag Team Match Yuki Ino & Yuya Koroku vs. Hideki Okatani & Yukio Naya DDT Iron Man Heavy Metal Title Delayed Entry Battle Royal Shinya Aoki (c) vs. Makoto Oishi vs. Antonio Honda vs. Toru Owashi vs. Mad Paulie vs. Kazuki Hirata vs. Yukio Sakaguchi vs. Chris Brookes vs. Saki Akai Singles Match Danshoku Dino vs. Yusuke Okada Three Way Tag Team Match Akito & Naomi Yoshimura vs. DAMNATION (Nobuhiro Shimatani & Soma Takao) vs. The 37KAMIINA (Shunma Katsumata & Yuki Ueno) DDT Iron Man Heavy Metal Title Match Kazuki Hirata (c) vs. Shinya Aoki King Of DDT 2021 Second Round Match Tetsuya Endo vs. Kazusada Higuchi King Of DDT 2021 Second Round Match Konosuke Takeshita vs. MAO King Of DDT 2021 Second Round Match Jun Akiyama vs. Daisuke Sasaki King Of DDT 2021 Second Round Match HARASHIMA vs. Yuji Hino