When Yorion comes into play, you can pick and choose any number of other nonland permanents you own and control, exiling them and then bringing them back at the beginning of the next end step
It took me almost the full year, but I finally got a chance to play with the deck
They all look pretty great, and interestingly enough, Spider-Ham appears to feature a reworked version of a mechanic planned for Bloomburrow called Animal, as it includes all 10 of the main creature types from the set
While it hasn't made too many waves in the tournament scene (although for a brief, glorious moment before Reflector Mage was banned, people were playing it at the Grand Prix level in Standard with some success), it's one of the best "build around" cards in both Standard and Modern
Technically, this is not how things work
It usually enters untapped, though you need to be careful if you don't have a Mountain, which you generally should fetch for most of the time