So far, the only two Planeswalkers we know to still have their sparks in-tact are Chandra, and the recently de-Phyrexianised Ajani
Besides that, youll want as many energy cards as possible, prioritizing them in this order: Galvanic Discharge Tune the Narrative Aether Spike Tempest Harvester Electrozoa Thriving Skyclaw Smelted Chargebug Inventor's Axe One exception worth noting is that while Inventor's Axe is pretty bad on its own, it can be excellent if you have enough Cyclops Superconductor
Attack 2 : Summon a PONY + You know why this attack uses two PSYCHIC energy, right
If Natasha is in your GY, you can banish one other Cyber Angel monster from your GY, and if you do, you can Special Summon Natasha from your GY and then take control of one of your opponents monsters
But I think a lot of people out there are like me - we're nostalgic for these cards because of how much of our childhoods hinged on collecting them