Mirror of Kalandra is the most expensive PoE Orb. It's also the rarest one, and the majority of players will never experience finding one. Mirror of Kalandra allows the player to copy any Rare item, which is only supposed to be used on the best Tier 1 Crafted Gear. This is often used by players offering "Mirror Service" on the very best piece of Path of Exile equipment. On Odealo, you can buy Mirror of Kalandra for real money from professional players and traders. Buying Mirror of Kalandra with real money is among the easiest ways to get it.
You can buy Mirror of Kalandra on all Path of Exile versions including PC/Steam, Xbox One, and Playstation 4 (PS4). Odealo also supports trading on all available game modes: Standard, Softcore, Hardcore, and Challenge Leagues with the currently ongoing Blight League.