In a 1v1 format like Standard, giving your opponent a card so you can use the creature right away is a downside, but this blue enchantment from Bloomburrow creates the opportunity for lucrative political deals in Commander
Innistrad sets were home to some of the best cards and staples
A 1-drop that will absolutely wipe the floor with your opponent if left unchecked is nothing to scoff at
You and permanents you control gain hexproof from blue and from black until end of turn
A three mana isnt great, but this does end up with a pretty nice ability if you can get Corrupted going
Walk-In Closet // Forgotten Cellar Look everybody, Walk-In Closet / Forgotten Cellar is another Crucible of Worlds, a staple in dredge, mill, and lands decks