Unlike EX Pokemon, which were usually Basics regardless of if they're evolved or not, M Pokemon still needed to be evolved onto an existing EX Pokemon to play M Rayquaza EX, you needed a Rayquaza EX in play to evolve
Pokemon EX are, indeed, stronger than Pokemon ex, though importantly, that's not what distinguishes them the most
Retreat Cost: Theres numerous reasons why youd want to move your Pokmon from the Active Spot to your Bench, and the retreat cost shows how many Energy cards, and which type, you need to discard from the Pokmon in order to do this
While the full list of reprints is incredible, Im not sure that these will wind up being affordable and accessible for most players
So, we need a Pokmon that helps feed Infernape its Fire-type Energies, which would be Moltres EX
With a solid 70 damage, this can be enough to take down some unevolved Basic Pokemon