mtg sheoldred the apocalypse commander deck Sheoldred, Custom they lose 2 life. Sheoldred, the Apocalypse #mtgcommander #mtgedh

Deserted Temple goes infinite with Cabal Coffers and Rings of Brighthearth, which can be fetched out of the Karn-board

For example, during a Magic: The GatheringFINAL FANTASY Limited event, you can't add copies of Cid, Timeless Artificer to your deck from your personal collection

In some cases they do break the rules

Fun fact, the artwork for Forcefield and another card on this list, Mox Jet, match up when placed next to each other

Once you play two spells in a turn, you convert it to Goldbug, Scrappy Scout

Also legal until then is Lost Caverns of Ixalan, a deck packed with, well, caverns, but also dinosaurs, pirates, merfolk, and more