Let’s keep up the Savage Worlds! Here is a spell for those who think no knowledge is forbidden.
Casting Modifier: varies
This spell teaches the willing the true secrets of the world. When this spell is cast, the target may increase it’s Cthulhu Mythos level to the next die level. The modifier for the spell equals the next level of the targets Cthulhu Mythos level ie a target gaining a d4 in Cthulhu Mythos imposes a -4 modifier modifier. The target and the caster both lose sanity equal to the dice gained ie the target gaining a d4 imposes a 4 points of sanity loss to both the caster and target. No die level may be skipped using this spell, and each die level imposed the same penalties and sanity cost to the caster and target.