It is based on Pokmon Gold and Silver, featuring popular Generation II Pokmon such as Lugia and Typhlosion
3 Avacyn, Angel Of Hope Gives Everything You Have Indestructible Avacyn, Angel of Hope isn't an easy creature to get into play at eight mana, but it's worth every bit of that mana cost if you can get her into play
Vintage : Narset, Parter of Veils is restricted
10 mana is no joke, requiring a heap of Treasure tokens or spells that can bypass casting costs (Spelltwine, Mind's Desire)
He's got a pretty cool yellow-and-black helmet going on, but when he comes into play, his buddy "Stangg Twin" shows up with the exact same stat
While the format-warping effect of Arceus and Dialga and Palkia-GX has been well documented to this point, there is a more specific complaint about the format that I think is worth examining, and that is the comparatively weak strength of Stage-2 Pokemon