Ghost of Christmas Past

"The Ghost of Christmas Past hovers far from your setup, upgrading ores from a distance. 2016 Holiday Exotic item."

Overview
The Ghost of Christmas Past is an exotic-tier portable upgrader that upgrades ore by an uncertain amount. It's effects are still being understood as of this moment. It can be used with a Tesla Resetter. It appears to have less of an impact on higher-tiered ores.