The first member of Dai-Shocker that Tsukasa confronts, Apollo Geist (アポロガイスト Aporo Gaisuto) is the Security Chief of Dai-Shocker, hastening the worlds' convergence to make invasion easy for his organization. He normally assumes the form of a man called Guy (ガイ Gai) until he invokes "Apollo Change" (アポロチェンジ Aporo Chenji).