Spells you cast have affinity for artifact creatures that weren't originally artifact creatures. (They cost 1 less to cast for each artifact creature you control that wasn't originally an artifact creature.)
1UU: Target permanent becomes an artifact in addition to its other types.
![Memnarchitect [Unknown Event]](http://www.dungeonsandjavas.com/cdn/shop/files/mtg_placeholder_5c3a15b8-d978-4517-98c6-20ae5512fe4c.png?v=1781836970&width=1445)
