- Charge Orbs can be obtained from shards and contrabands and they are a permanent buff to the amount of energy that your pickaxe receives. Charge Orbs increase the amount of energy received per block mined by the percent that is shown on the Charge Orb.
Charge Orb Slots
Pickaxes come with a default of three Charge Orb Slots. This can be increased to a maximum of 10 Charge Orb Slots by using the Charge Orb Slot item, and with the Energy Mastery pickaxe prestige(link the words pickaxe prestige to the pickaxe prestiging wiki page) the maximum Charge Orb Slots can be increased to fifteen.