1 May 2008
The amount of damage is locked in as you cast Jaws of Stone. It won’t change, even if the number of Mountains you control changes.
1 May 2008
If you control no Mountains as you cast Jaws of Stone, the number of targets must be zero.
1 May 2008
You divide the damage among the targets as you cast Jaws of Stone. Each target must be assigned at least 1 damage.