The combo potential is high, but at least in my local environment, I see it being used more for simple value than to fuel anything ridiculous
Overgrown Battlement and Axebane Guardian both generate mana equal to the number of defenders you control, making them great mana dorks for defender decks
A similar card sold in December 2020 for $350,100
And they have no blurred text or misaligned imagery
A swing and a miss for a card that's already pretty forgettable
Special Energy Three Cards I have to justify: Recycle Energy, Full Heal Energy, Boost Energy Three Cards that need a bit more love: Multi Energy, Upper Energy, Scramble Energy Three Cards that need to be in every Cube: Double Colorless Energy, Call Energy, Rainbow Energy Honestly with the way Special Energy works is that if it's printed, you play it