"Some archmages have some disciples who are only trained in environmental magic. I wonder why."

Prerequisites: None

Benefit: This feat offers two options: 1. while an environmental spell cast by someone with this feat, is active, everyone, who also has this feat and who casts a spell corresponding to the environmental spell into the area of the environmental spell, may choose to substitute the DC for his spell with the DC for the environmental spell. 2. If an environmental spell, cast by someone with this feat, gets triggered by a spell, cast by someone who also has this feat, the caster of the environmental spell may choose to substitute the DC of his environmental spell with the DC of the spell that triggered it.