Name:Heavy Fog ManaCost:1 G Types:Instant A:SP$ Effect | Cost$ 1 G | Name$ Heavy Fog Effect | StaticAbilities$ STPrevent | AILogic$ Fog | OpponentTurn$ True | ActivationPhases$ Declare Attackers | SpellDescription$ Cast CARDNAME only during the declare attackers step and only if you've been attacked this step. Prevent all damage that would be dealt to you this turn by attacking creatures. SVar:STPrevent:Mode$ PreventDamage | EffectZone$ Command | Source$ Creature.attacking | Target$ You | Description$ Prevent all damage that would be dealt to you this turn by attacking creatures. SVar:Picture:http://www.wizards.com/global/images/magic/general/heavy_fog.jpg Oracle:Cast Heavy Fog only during the declare attackers step and only if you've been attacked this step.\nPrevent all damage that would be dealt to you this turn by attacking creatures.