KARACHI, April 30: Faisalabad Wolves became the inaugural champions of Twenty20 Cup on Saturday after a nail-biting two-wicket win against Karachi Dolphins with one ball to spare in the final under lights at the Qadhafi Stadium in Lahore. After looking on course for a comfortable win while chasing a target of 159, the Wolves lost their way in the closing overs before scoring the winning run on the penultimate delivery of the final.