Before I continue, let me clarify that I'm not suggesting R&D made a poor choicebloodrush was a late addition to Gatecrash design and Return to Ravnica was most likely already locked in by that time (or at least too far along for such a large overhaul)
In exchange, I would make one use per turn the domain of artifacts
Weakness: Lightning (x2) Resistance: none Retreat: 1 Mega Greninja ex - Water - HP350 Stage 2 - Evolves from Frogadier Ability: Mortal Shuriken Once during your turn, if this Pokemon is in the Active Spot, you may discard a Basic [W] Energy card from your hand in order to use this Ability
Pokmon Trading Card Game Pocket Tier List (Space-Time Smackdown) Below are what we believe are the most viable decks in Pokmon TCG Pocket as of the Space-Time Smackdown expansion, ranked by Tiers
I can scarcely imagine a better fit for that spot than Demolisher Spawn
It depicts Imakuni on a card, a completely unusual choice for Pokmon