the original Neo Genesis version was incredibly strong since it needed only two energy to deal an average of 90 damage in a time when 150 HP was a lot, but the Celestial Storm version which is a very slightly nerfed version of the Neo Genesis one didn't make nearly as much of a splash, since 90 damage was to be expected of a heavy hitter that didn't rely on RNG, and was only really good for evolving into stronger cards
If an effect allows you to spend mana "as though it were mana" of any color or type, that allows you to spend mana you couldn't otherwise spend, but it doesn't change what mana you spent to cast the spell
Landfall is the dream here, but the base stats and card advantage are good enough to play in any green deck
The Final Fantasy crossover makes this collector booster one of the most exciting products released in recent years
When I talk about finding outlets to maximize energy return, turning it into mana at an almost 1:1 rate (you do lose the potential mana from tapping the Apparatus) is both efficient AND something youll always be happy to do