Sure, Mew Prime has the attack See Off, which lets you Lost Zone a Pokmon from your deck for 1 P Energy, but leaving your Mew Prime active is giving your opponent a easy prize to pick off with cards like Uxie
You must run this in Madness, Discard Brews or Graveyard and Reanimation too, just toss in Monument of Endurance to draw from it outside of them since you can cast what you discard with madness
They don't go away as steps, phases, and turns end, and effects that add mana of any type to your mana pool can't give you energy counters
Description Additional information Description MTG Pygmy Kavu Planeshift pls#88 When this creature enters, draw a card for each black creature your opponents control
My general ratio is: lands and ramp, usually a 3713 split 50 mana