pokemon old ex cards The History of Pokémon Pokémon Colorless Retreat Cost Diy Ptcg Pokemon Collection Card

+1/+1 counters are about growth, which is basically infinite

While a Changeling creature could potentially count as a Rigger, there were no natural Rigger creatures, nor any way to assemble Contraptions until 2017

Obviously these may be a miss for your format for other reasons (power, archetype mismatch, rarity, don't run planeswalkers etc) but here's a few that I found interesting, divided by broad category rather than color: Actual Modal Dual Faced Cards: While I'm still not done reading Cosima, God of the Voyage (I'm on chapter 2, the language is a bit dense) these cards are ones I do like both sides of

Loxi: Ironically, I think most people will play this for the Cyclonic Rift part of the second bit and just use this as great mill/discard-fodder

Izzet spellslinger is hardly a fresh archetype, but Rootha