Name:Gravelgill Duo
ManaCost:2 UB
Types:Creature Merfolk Rogue Warrior
PT:2/1
T:Mode$ SpellCast | ValidCard$ Card.Blue | ValidActivatingPlayer$ You | TriggerZones$ Battlefield | Execute$ TrigPump11 | TriggerDescription$ Whenever you cast a blue spell, CARDNAME gets +1/+1 until end of turn.
T:Mode$ SpellCast | ValidCard$ Card.Black | ValidActivatingPlayer$ You | TriggerZones$ Battlefield | Execute$ TrigPumpFear | TriggerDescription$ Whenever you cast a black spell, CARDNAME gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)
SVar:TrigPump11:AB$Pump | Cost$ 0 | NumAtt$ +1 | NumDef$ +1 | Defined$ Self
SVar:TrigPumpFear:AB$Pump | Cost$ 0 | KW$ Fear | Defined$ Self
SVar:BuffedBy:Card.Blue,Card.Black
SVar:Picture:http://www.wizards.com/global/images/magic/general/gravelgill_duo.jpg
Oracle:Whenever you cast a blue spell, Gravelgill Duo gets +1/+1 until end of turn.\nWhenever you cast a black spell, Gravelgill Duo gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)