Changes

# '''Create a redirect and template for the new card set abbreviation'''

#* Create a page whose name is the set abbreviation (e.g. [[RNA]]), whose contents is e.g. <code><nowiki>#REDIRECT [[Ravnica Allegiance]]</nowiki></code>

#* Other card set content, such as the card sets navbox ([[Template:Sets]]) and the card sets portal ([[Portal:Cards]]) will update automatically after the above changes are done

# '''Create a wiki page for the new card set'''