As you'd expect, the face commander is a better fit for the deck as a whole, but The Reaper King will be very powerful when you play him, and with just a few tweaks to swap out cards that put counters on your own stuff, he could easily lead the deck
If you are looking for something less high fantasy in style, you can always find scans from different card games - Card Game Database is a good starting point
Everything that can be sacrificed is going in the graveyard, every removal spell is aiming in the wrong direction
For example, In addition to these archetype-specific cards, each two-color pair has multiple signpost uncommons
Christopher Robin - Adventurer is a great card for players with numerous glimmers in play
I also think that unless Ob Nixilis proves playable in Pioneer or Modern, you might want to trade off any ones you arent actively playing with sooner rather than later