: This enchantment becomes a 7/7 Beast creature in addition to its other types
Especially since you have multiple chances to activate this potentially game-ending effect
Just what are these "scene boxes"
Lands with cycling have been around for over 20 years, lands that enter the battlefield tapped and tap for 3 colors of mana have been around for over 10, and nonbasic lands with basic land types have been around since Alpha
But Underrealm Lich falls more into the Angel of Suffering mold: a card that can rack up some massive self-mill numbers quickly with the right enablers, and which will also do a lot else for you in the meantime
Deep Analysis (Ext, S, Block) Turn Inspiration into a sorcery, but give it the ability to come back for half the mana cost and 3 life, and you've got Deep Analysis