Orim's Chant

Text:

Kicker (You may pay an additional as you cast this spell.)
Target player can't cast spells this turn. If this spell was kicked, creatures can't attack this turn.

Rulings:

• 10/4/2004 This spell does nothing to creatures which are already attacking. It does not remove attacking creatures from combat.
• 10/4/2004 This spell does not affect the abilities of permanents. It only affects spells.
• 8/1/2008 This can’t be used as a counterspell. It will have no effect on spells which were on the stack when it was cast, nor on those cast in response to it.