When Diana, Scorn of the Moon enters the battlefield and at the beginning of your upkeep, if you would pay colored mana for spells you cast, you may instead pay colorless mana for those spells.
Constellation — Whenever Diana, Scorn of the Moon or another enchantment enters the battlefield under your control, choose one —
• Draw two cards.
• Target player discards two cards.
• Return target nonland permanent to its owner's hand.
”I am the light coursing in the soul of the moon."