Regulumon

Regulumon is a Digimon whose name and design are derived from Regulus, the brightest star in Leo.

Digimon Adventure V-Tamer 01
Attacks 
 * Juuouha (『獣王波』): Releases a blast of energy.
 * Regulus Cutter: Uses his sword to slash at his enemy.
 * Power Boost: Increases his strength. This also slows him down a bit.