(As I understand it, a games rules are not copyright-able in Europe, so Forge might be legal over there.) On the other hand, Forge tries not to be very illegal
Both are a little slow to run in non-energy decks, but their energy production finds them a place in this archetype
The main redeeming quality here is that you can deal damage to multiple creatures
However, I also think making mana bases less hideously pricey is the single best step WotC could take to reinvigorate paper Magic outside of commander, and that should provide a financial incentive
Ill be focusing heavily on EDH playability, since EDH has become the most played MTG format and affects card prices a lot
Incendiary Flow 1R Sorcery Incendiary Flow deals 3 damage to target creature or player