Fiara has made a decision to allow several minigames to get the same ability by speaking to the NPC's in charge of them. Castle Wars. In RS gold regards to Lanthus at Castle Wars you can select if you want to be allowed Arrows, Bolts, or Runes if you enter.
However because of the fact that there are numerous players, playing once which allows for you to cause more damage, the experience obtained here from utilizing these Runes, Arrows or Bolts is reduced to 25 percent of the initial experience you would gain for cheap OSRS gold utilizing them. You will be given 1,000 Catalytic Runes and 3,000 Elemental Runes. If you decide on Arrows or Bolts you will be given 2,000 Arrows or Bolts.