Mana Curve The mana curve seems very close to the average curve with the exception of slightly more drops on 2-4 drop positions, a spike at 3 drops and very few drops on 1 drop position
While they always enter tapped, being fetchable makes them easy to include in slower or synergy-driven decks
After that I have been more careful about my trades however, but I still have that same Pidgey and Vulpix this day (lost the Pidgeotto once, one of the only two cards I ever lost as far as I can remember (other being Neo Genesis Furret) )
Or could you see some kind of incarnation matters commander
Even if you're mixing in a few instant-speed token generators, the chance to turn three draws into 7 cards in your hand is pretty good
If you have 6 different colored Arceus in play, you can search your deck for 6 basic energy and attach one to each Arceus you have in play