The Devil Bat appears to help Sena learn the basic rules of American football.
Ishimaru's jersey number - 30
In football, tinted eyeshields are only allowed with special permission from a higher authority in the league. In this episode, EyeShield 21 gets his special permission from the ref to use the tinted eyeshield, so he can keep his identity secret.
Kurita comments that the Deimon Devil Bats lost a practice game with the Ojo White Knights by a score of 99-0.
The Deimon Devilbats get their first win ever!
In the anime, Hiruma burns the tournament bracket sheet with a flamethrower. In the manga, however, he burns the sheet with a lighter.
Hiruma got Sakuraba to leave by having the Koigahama Cupid team's cheerleaders chase after him. Shin also left because he broke the video camera.
Deimon Devil Bats - 6
Koigahama Cupid - 3
The reason why Ishimaru tripped and fell was that Sena mistakenly gave him shoes with spikes that are meant for astroturf, which are not supposed to be used on soil.
The members of the Koigahama Cupid Football team are best known for each having girlfriends and always bringing them to their games.