For instance, you can warp in Knight Luminary, Germinating Wurm, or Starbreach Whale for just two mana, gain value from their enter-the-battlefield abilities, and then tap them to add charge counters to a Spacecraft
A passive way to inflict damage on an opponent is the Scourge of Valkas
This allows you to return The First Sliver to your hand and do the whole thing over again, resulting in infinite damage, infinite enters triggers, and infinite cascades
Thunder Spirit I assume power creep had to have been the undoing of this one, because you can spend thirty cents and get a Flying Raptor that only costs one mana to summon and is nearly as strong as the Thunder Spirit
Is the format truly solved
Currently, its going for roughly $8 USD