Moonhold

Oracle Text

Target player can't play lands this turn if R was spent to cast Moonhold and can't cast creature spells this turn if W was spent to cast it. (Do both if RW was spent.)

Card Rulings

8/1/2008 The spell cares about what mana was spent to pay its total cost, not just what mana was spent to pay the hybrid part of its cost.
8/1/2008 The spell checks on resolution to see if any mana of the stated colors was spent to pay its cost. If so, it doesn’t matter how much mana of that color was spent.
8/1/2008 If the spell is copied, the copy will never have had mana of the stated color paid for it, no matter what colors were spent on the original spell.
8/1/2008 The spell cares about what mana was spent to pay its total cost, not just what mana was spent to pay the hybrid part of its cost.
8/1/2008 When you cast the spell, you choose its targets before you pay for it.
8/1/2008 The spell checks on resolution to see if any mana of the stated colors was spent to pay its cost. If so, it doesn’t matter how much mana of that color was spent.
8/1/2008 If the spell is copied, the copy will never have had mana of the stated color paid for it, no matter what colors were spent on the original spell.
8/1/2008 Moonhold is not a counterspell. It will have no effect on creature spells the targeted player cast before Moonhold resolved.
8/1/2008 Moonhold doesn’t stop effects that “put a card onto the battlefield.”