Its a three-mana 2/2 Vampire, which can make it good in any deck with Vampires at all, but its also one with built-in card removal

Aeon Engine Aerial Engineer Airship Engine Room Arbalest Engineers Bioengineered Future Biomechan Engineer Broodheart Engine Brudiclad, Telchor Engineer Chief Engineer Contagion Engine Damping Engine Daretti, Rocketeer Engineer Digsite Engineer Dogsnail Engine Draconautics Engineer Dragon Engine Engine Rat Engineered Explosives Engineered Might Engineered Plague Eusocial Engineering Fallaji Dragon Engine Fire Nation Engineer Flood the Engine Gemini Engine Glacian, Powerstone Engineer Gnome-Made Engine Goblin Engineer Gyre Engineer Ingenuity Engine Insight Engine Krark-Clan Engineers Lifecraft Engine Lita, Mechanical Engineer Lita, Mechanical Engineer Lithoform Engine Mantis Engine Nightstalker Engine Nuisance Engine Paradox Engine Phyrexian Dragon Engine Plague Engineer Planar Engineering Polukranos, Engine of Ruin Possession Engine Powerstone Engineer Ramos, Dragon Engine Reverse Engineer Salvation Engine Sami, Ship's Engineer Scuttling Doom Engine Sequence Engine Shorikai, Genesis Engine Skystreak Engineer Spin Engine Start Your Engines Surge Engine Thopter Engineer Tiller Engine Urza's Engine Vedalken Engineer Weldfast Engineer Whiplash, Vengeful Engineer Witch Engine Wurmcoil Engine Yggdrasil, Rebirth Engine

Im a big fan of legends that give a home to cards that otherwise wouldnt have one, in this case keyword creatures like Bassara Tower Archer and Sunblade Angel
Are you exhausted by Loot
There are a lot of cards at the $3-$10 range, including uncommon artifacts for Commander like Ashnod's Altar and Lightning Greaves