It wields the bone of a foe bested long ago, which it has refined into a blade so it may continue to challenge others and grow. The mushrooms at the tip of its tail release invigorating spores that it shares with its opponents after fair fights.
It scatters spores from holes in the cap on its head. A Maroloom is the evolved form of a Cubone that has grown tough by overcoming the grief of losing its mother.