Armored Ascension | Magic: The Gathering
Formats Armored Ascension is Legal in
Official Oracle Text for Armored Ascension
Enchanted creature gets +1/+1 for each Plains you control and has flying.
Official Rulings for Armored Ascension
10/1/2009 : This bonus is not fixed; it changes as the number of Plains you control changes.
8/15/2010 : The ability cares about lands with the land type Plains, not necessarily lands named Plains.