December 21, 2018 Patch

{{Patch layout
 * source =
 * source-title =
 * current = 2018-12-21
 * before = 2018-12-20
 * after =
 * notes =

Economy

 * Contains:

Other
}}
 * Updated the localisation files.
 * Added the Artifact advertisement to a rotating panel.
 * Added an advertisement for Frostivus 2018 Treasure 1 to the above panel.
 * Minor adjustments to Timbersaw's Chakram particles.
 * Minor adjustments to Rubick arcana's color list.