Erexion

SFX Drama Erexion is a South Korean children's tokusatsu drama that premiered on November 24, 2006. It is produced by Chungam Entertainment and airs on KBS 2. Its format is similar to the tokusatsu productions of Japan. The seven members are based upon the seven days of the Asian calendar (Sun, Moon, Fire, Water, Wood, Metal, Earth).

Synopsis
On the distant planet Airon, there was the Crystal tower which held "the crystals," a powerful source of energy that kept the galaxy in balance. The evil Terra however, tried to gain control of it and the brave general Kamo  stopped him by destroying the tower. The crystals divided into seven and were scattered all over the Earth, and Terra was dormant due to the explosion that knocked him out. Thus Li, the high priestess of Airon, ventured off to Earth to find the seven pieces and restore balance along with her bodyguard Mok-gi and six individuals from the past, present, and future. As the Universe Seven, Il-sung , Wur-hwa , Hwa-san , Soo-shim , Toh-ryuk , Geum-gang , and Mok-gi fight against the treacherous Chu-yi  and the reawakened Terra in order to prevent the crystals to falling into the wrong hands.

Cast

 * Choi Woo-seok as Il-seong
 * Jang Ji-won as Wol-hwa
 * Lee Geon as Hwa-san
 * Lee Ka-young as Su-shim
 * Cha Woo-jin as Mok-gi
 * Jeong Se-in as Keum-kang
 * Jeong Lee-ro as Do-ryeok
 * Lee Han-sol as Te-ra
 * Jeon-yeong
 * Ji Jun-seong as Chu-yi

Songs

 * Theme song: "Light" by Paran
 * Insert songs:
 * "Invisible Force" by Kim Kyo-min
 * "We're in this together" by Kim Kyo-min (with Kwon Dae-hun, )