Since he makes you three red mana when he attacks, you can put that right into his second ability to exile the top card of your library to play on your turn
2) Disenchant Look kids, it's Naturalize on the list twice
It's not an instant staple and shouldn't make much of an impact today, but the original mana dork is a good addition to the Metagame and could find more space as the format develops
Dusk rids of all creatures beyond 3 power and then Dawn returns all the creatures from your graveyard to hand with 2 or less power so you have access to your resources after the board wipe
There are quite a few in Magic, Hare Apparent from Foundations is a punny bunny that churns out a warrens worth of rabbits to bury your opponents with, like in that one scene from Re:Zero
It's an artifact with ", Sacrifice this artifact: Draw a card.") Friends forever (You can have two commanders if both have friends forever.)