MAGIC: THE GATHERING
: Add to your mana pool.
: Mutavault becomes a 2/2 creature with all creature types until end of turn. It's still a land.
This ubiquitous "manland" was a staple card during both of its stints in Standard. It continues to be a favorite in tribal decks of every sort, pairing well with "Lord" effects and even Mishra's Factories.