Whenever a player taps a land for mana, that player adds one mana to his or her mana pool of any type that land produced.
10/4/2004 If the land produces more than one color of mana at a single time, its controller chooses which of those types is produced by Mana Flare’s ability.
10/4/2004 The types of mana are white, blue, black, red, green, and colorless.
10/4/2004 When used with lands that can produce multiple colors, Mana Flare produces one additional mana of the same color that was produced. It can’t give a mana of a color that wasn’t produced.
10/4/2004 Only produces extra mana when land is tapped for mana, not when tapped by some other effect.
10/4/2004 Mana Flare adds one of whatever color the land produces after applying any land type or color changing effects.
10/4/2004 This is a triggered mana ability.
9/16/2007 Does not copy any restrictions on the mana, such as with Mishra’s Workshop or Pillar of the Paruns.
9/16/2007 Produces only one additional mana, regardless of how much was produced by tapping the land.