Not keeping a pulse jet furnace cooled.I like to get sucked into engines :3 so much fun!
Or forgetting to supply water to the performance engine --'
Upgrading RotaryCraft from capless industrial coils to capped ones was fun too, especially if you spread them around your base a bit.Not keeping a pulse jet furnace cooled.
Good luck.Sure it is. Reika did it. Come on, guys! We're supposed to beat the mod dev to ultimate OPness!