Changes

* New sets are were added to Standard until Standard contains contained Origins plus 8 main-line non-Origins card sets. [[Zendikar vs Eldrazi]] and [[Daxos vs Kalemne]] are not considered main-line card sets.* When the 9th non-Origins set (10 main-line Standard sets including Origins) is was added, the oldest group of four non-Origins Sets , and any non-mainline sets, are were removed from Standard.