Also, if something forces you to pay more or less to cast a spell, that effect applies to the overload cost too
On the other hand, this also means the player casting Devastation will likely have geared their deck toward this and will be left miles ahead of everyone else
This list includes several Fogs because theyre efficient means of preventing all combat damage, but we also have cards that grant protection, which prevents damage from specific sources, and cards that grant indestructible to your creatures, which doesnt prevent the damage but makes it irrelevant
Just grab 2 boosters, shuffle them together, and play
The first artifact spell you cast each turn costs less to cast
Does anyone not dream of using Wish and then getting to dig through boxes and binders to find the funniest and most unexpected card