You can use it turn after turn, plus it taps for a colorless mana to boot
One Ring HOBBIT Card Is Tearing the MAGIC: THE GATHERING Community Apart Uhoh

Okay, so heres how the deck ended up: Creatures (24) 1 Solemn Simulacrum 1 Dwarven Warriors 1 Dwarven Miner 1 Dwarven Recruiter 1 Dwarven Bloodboiler 1 Taurean Mauler 1 Kuldotha Forgemaster 1 Blightsteel Colossus 1 Hellkite Tyrant 1 Universal Automaton 1 Rapacious Dragon 1 Dockside Extortionist 7 Seven Dwarves 1 Torbran, Thane of Red Fell 1 Gadrak, the Crown-Scourge 1 Goldspan Dragon 1 Axgard Cavalry 1 Vault Robber Lands (39) Spells (36) 1 Sol Ring 1 Skullclamp 1 Mycosynth Lattice 1 Wayfarer's Bauble 1 Mind Stone 1 Shattering Pulse 1 Runed Stalactite 1 Springleaf Drum 1 Eldrazi Monument 1 Liquimetal Coating 1 Chaos Warp 1 Blasphemous Act 1 Reforge the Soul 1 Vandalblast 1 Hammer of Purphoros 1 Sword of the Animist 1 Aetherworks Marvel 1 Smuggler's Copter 1 Gonti's Aether Heart 1 Inspiring Statuary 1 Aethersphere Harvester 1 Mirage Mirror 1 Hammer of Nazahn 1 Curse of Opulence 1 Treasure Map 1 Conqueror's Galleon 1 Brass's Bounty 1 The Immortal Sun 1 Pirate's Pillage 1 Coveted Jewel 1 Soul-Guide Lantern 1 Shadowspear 1 Valakut Awakening 1 Seize the Spoils 1 Maskwood Nexus 1 Smashing Success Heres how the deck looks graphically, thanks to our friends at Archidekt: What do you think

It gains you life and grows stronger with each exploration, providing exceptional early-game stability and late-game resilience
For all the times you do not want your vampires dead, a little Accursed Duneyard is great to remind your opponents about regeneration and how hard it is to kill vampires
The fact that this must attack also prevents it being much use in midrange and slower decks as it removes the defensive potential beyond the first turn should you hard cast it post combat