Don't the concept of these seems a LOT like Mega Evolution? The Mega Evolved Pokemon can use the moves of its Previous Form. LV.X cards can use any move from any of its Pre-Evo (Original Version) along with its own effects. Just seems similar to me.
Founder of the Emporium of Wonders J-Max W2 FC 2323 7485 6066 | Black FC (Cloning) 3268 5945 3681