Made using the Summoning skill (level 66) or purchased from another player.
Uses:
Level 66 summoners can use this to summon a Mithril minotaur which can fight for you (Level 112).
Notes:
Made at a Summoning obelisk while having a blue charm, 152 shards, a summoning pouch and a mithril bar in your inventory: gives 580.8 xp. Using it costs 9 summoning points and gives 6.6 xp.