Axemon is an Unknown Level Digimon that resembles; a dark mechanical horse with blades on his front hoofs. He is SkullKnightmon's sidekick.
Axemon first appeared along with SkullKnightmon to fight Shoutmon X4 and MetalGreymon. He can fuse with SkullKnightmon to form AxeKnightmon. Axemon can also fuse with Damemon/Tuwarmon to become Ruthless Tuwarmon. At one point Axemon was absorbed by Apollomon Whispered and became Apollomon Whispered Darkness Mode.
- SkullKnightmon Bigaxe Mode
- SkullKnightmon Cavalier Mode
- Ruthless Tuwarmon
- Apollomon Whispered Darkness Mode
- Air Slicer
- Aqua Rage
- Aqua Regia