Name:Cogwork Assembler
ManaCost:3
Types:Artifact Creature Assembly-Worker
PT:2/3
A:AB$ CopyPermanent | Cost$ 7 | ValidTgts$ Artifact | TgtPrompt$ Select target artifact. | AddSVars$ SneakAttackEOT | PumpKeywords$ Haste | AtEOT$ Exile | SpellDescription$ Create a token that's a copy of target artifact. That token gains haste. Exile it at the beginning of the next end step.
SVar:SneakAttackEOT:SVar:EndOfTurnLeavePlay:True 
SVar:Picture:http://www.wizards.com/global/images/magic/general/cogwork_assembler.jpg
Oracle:{7}: Create a token that's a copy of target artifact. That token gains haste. Exile it at the beginning of the next end step.