Theyre not explicitly bad cards, but dont hold any value outside of the fact theyre on the Reserved List
In other words, combine blue, red, red, yellow, and black to create all the colours your art needs
Similarly, if you control more than one One with the Multiverse (Two with the Multiverse, if you will), each one's last ability applies independently, and you may cast a spell without paying its mana cost once for each of them during each of your turns
Creeping Chill Another free effect we get from Dredging
Innistrad's Last Hope tells of the Planeswalkers that make up the Gatewatch experiencing Innistrad's Darkest Hour, what with the Eldrazi titan Emrakul and her lineage wreaking havoc on the world