Because its such a well-known archetype, it has lots of depth and support, with several sub-archetypes spawning from its general plan
You want to play with the god of the dead in black, especially, but each is a 4-mana snoozefest
There are definitely times when it'll be your all-star card, but I can also imagine cutting it from the deck that's not got many instants
Theater of Horrors The Adventures in the Forgotten Realms precon led by Prosper, Tome-Bound is one of the most fun precons Ive played
This means every aura you cast turns into two auras on the battlefield - mitigating the sting of being blown out
For more information on where to find these cards and all the Booster Fun treatments available, read our guide to Collecting Magic: The Gathering Assassin's Creed