mtg 15 card booster pack Magic: The Gathering - 2015 Core Set / M15 Battle the Machine Legion as Phyrexians invade planes across the Multiverse Magic the Gathering JOURNEY INTO

It's shown up a few times since then--most notably in the recent Doctor Who Universes Beyond expansion--but it's largely stuck to the Ixalan-themed sets

However, you must be cautious when doing this, as there is much more conscious thought involved with this method than there is when using another method of shuffling

Unless you have additional synergies with Clues, they arent the best payoffs since you need to pay two mana to use them

Exiling two target permanents (any permanents) is a nice way to turn a game around, and even if your opponent can keep chumping it, Ulamog will just mill them out in a couple of swings, anyway

As for Collector's Cage, its main role in the deck is to cheat in Overlord of the Mistmoors

For only three mana you can stabilize and get your land drops