| 2/1/2006 |
Players may cast spells while Conjurer's Ban is on the stack. Only after all players pass priority does Conjurer's Ban resolve, and that's when you name a card. Once you name a card, that card can't be played in response. |
| 2/1/2006 |
You may name a land card to prevent it from being played. |
| 2/1/2006 |
Conjurer's Ban only affects cards. A copy of a card (for example, one created by Eye of the Storm isn't a card, so it can be played. |
| 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. |
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