Definitely Apples, Glitter, Rainbows, Magic Crystals for Coal, Gas, Trash, and Uranium respectively.
Intriguing idea for this theme.
Fetch and I play a lot of board games, Power Grid being one of them. This joke was kind of for his benefit. I figured this would be a lot different from what other contributors were doing, while still kinda keeping to the theme.
This isn't the first time that you've drawn something along these lines, so I'm not surprised that you actually know Fetchbeer in person. And seeing how different people interpret these themes is where a lot of the fun in this group comes from!
No spike! You aren't supposed to burn the fuel tokens fore real! Now there's going to be little bits of my game all over Celestia's throne room!