Name:Echo Chamber
ManaCost:4
Types:Artifact
A:AB$ CopyPermanent | Cost$ 4 T | ValidTgts$ Creature | TargetingPlayer$ Player.Opponent | TargetingPlayerControls$ True | TgtPrompt$ Select target creature you control | RememberCopied$ True | AtEOT$ Exile | SorcerySpeed$ True | SubAbility$ DBPump | SpellDescription$ An opponent chooses target creature he or she controls. Create a token that's a copy of that creature. That token gains haste until end of turn. Exile the token at the beginning of the next end step. Activate this ability only any time you could cast a sorcery.
SVar:DBPump:DB$ Animate | Keywords$ Haste | sVars$ SneakAttackEOT | Defined$ Remembered | SubAbility$ DBCleanup
SVar:DBCleanup:DB$ Cleanup | ClearRemembered$ True
SVar:SneakAttackEOT:SVar:EndOfTurnLeavePlay:True
SVar:Picture:http://www.wizards.com/global/images/magic/general/echo_chamber.jpg
Oracle:{4}, {T}: An opponent chooses target creature he or she controls. Create a token that's a copy of that creature. That token gains haste until end of turn. Exile the token at the beginning of the next end step. Activate this ability only any time you could cast a sorcery.