From Treasure Hunter they could be obtained in batches of 800, 1600, or 3200 as a fairly common, uncommon, or rare prize, respectively. Daily challenges gave 150 spheres when handed in. From runecrafting 40 could be obtained every 5 minutes, similar to rune ethereal fragments. Finding X lunar spheres with space in inventory and with none in the currency pouch prompted the following message: * You find X Lunar Spheres. If one had a full inventory and no spheres in inventory, the following was seen: * You find X Lunar Spheres. They are added to your bank.