Sometimes the trophies prove more than ornamental
Sword of Forge and Frontier An interesting card that was actually designed by a fan years before Wizards got round to it, this 'Sword of' gives protection from two-fifths of creatures, and has two very relevant ramp and card advantage abilities
For starters, you can offset the life loss by having a demon in play, a condition you can fulfill with the other room, Ritual Chamber
The sooner you get her in, the sooner you can start gaining lore thanks to her ability, Do You Know Who You Are
The best Commander cards in Magic: The Gathering are the ones that are good in nearly every situation, and any deck that plays them gets to benefit from them - whether thats early on or in the late game
Other effects that pull exiled cards back (that weren't the original card) are not as acceptable