It is a creature, and its creature subtype is Zombie
While the number written on the top right hand corner is the CMC as far as the game rules are concerned, for figuring out how many lands we need in a deck, what we are actually looking for is how much it will cost us to cast the card
Early on, you'll want it for mana, and later, you'll be able to tap it to commit a victimless crime and gain Zombie tokens

Cait Sith, Fortune Teller Capricious Sliver Case of the Burning Masks Caves of Chaos Adventurer Chandra, Flameshaper Charforger Chase Stein, Runaway Cleon, Merry Champion Commander Sofia Daguerre Compleated Conjurer Cori Mountain Monastery Count on Luck Court of Locthwain Crimson Caravaneer Crimson Operative Cunning Rhetoric Daredevil, Man Without Fear Dark-Dweller Oracle Dogmeat, Ever Loyal Duchess, Wayward Tavernkeep Elemental Mascot Elkin Bottle Emberheart Challenger Embodiment of Flame Endrider Spikespitter Equilibrium Adept Experimental Synthesizer Fire-Brained Scheme Fireglass Mentor Fires of Mount Doom Furious Rise Galvanic Relay Geistflame Reservoir Ghost-Spider Gila Courser Gloria, the Great Armorer Goblin Researcher Grotag Night-Runner Gwen Stacy Harnesser of Storms Hedron Detonator Heroes' Hangout Hidetsugu, Devouring Chaos Hotel of Fears Intet, the Dreamer Inti, Seneschal of the Sun Irascible Wolverine Ire Shaman Jaya, Fiery Negotiator Junk Jet Junktown Kami of Celebration Kellan, Planar Trailblazer Kulrath Zealot Laelia, the Blade Reforged Lightning, Security Sergeant Magmatic Channeler Mind's Desire Mishra's Research Desk
