OP

The Gaist Crusher anime and games has two opening songs,both are which sang by Hiroshi Kitadani.

List of opening songs
# 1: "Bakuatsu! Gaist Crusher (爆アツ！ガイストクラッシャー)" by Hiroshi Kitadani (eps 1-36)

# 2: "Ex Dreamer (エクスドリーマー)" by Hiroshi Kitadani (eps 37-51)

Trivia

 * Ex Dreamer is the only song that has two alternate scenes:the anime has Burnishing Zeus being the main focus,while the game has the God Gaists.