pokemon cards kabutops Kabutops-Holo (9) 2006 EX Holon Phantoms Rare Retreat cost Pokemon proxy cards first edition

Firstly, at the cost of one mana and the untapping of one tapped creature, this artifact's controller may create a 1/1 citizen token

So while your mana base has little change in consistency in going from 2 to 3 colours your access to powerful gold cards and synergies rises by about the largest possible margin (theoretically this should just increase ever more as you add colours but in practice and with 40 card decks you just start to run out of space to include all the power and synergy you might want)

What pushes Greninja over the edge is its synergy

Grove of the Burnwillows is the best way to recur the Fire and frequently end up in the same deck but both are perfectly playable separately