Time to get froggy! Pokemon (15) Froakie, TWM 056 (4) Frogadier, TWM 057 (1) Greninja ex, TWM 106 (3) Pidgey, MEW 016 (2) Pidgeot ex, OBF 164 (2) Rotom V, LOR 058 (1) ...
However, only cards in that specific expansion count towards the deck. For example, a Genetic Apex Pidgey will not count towards the Blue and Pidgeot ex Deck in Mythical Island.