Your search for "Dwarven Demolition Team 139" revealed the following:
Dwarven Demolition Team (LEA) from Limited Edition Alpha, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Kev Brockschmidt Card Text:Tap to destroy a wall.
Dwarven Demolition Team (30A) from 30th Anniversary Edition, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Kev Brockschmidt Card Text:This version of this card has a non-standard Magic back. It is not legal for constructed play.T: Destroy target...
Dwarven Demolition Team (2ED) from Unlimited Edition, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Kev Brockschmidt Card Text:Tap to destroy a wall.