Roselight, the Channeler

+2: You get an emblem with "At the beginning of your upkeep, add one mana of any color."
-2: Until the end of your next turn, you don't lose unspent mana as steps and phases end, then add three mana of any one color.
-6: Put a permanent card from your hand onto the battlefield, if that permanent was a land, put seven loyalty counters on Roselight.