I am working on A D20 Mod for a homebrew campaign setting. At the moment I'm working on the magic. The SRD has a breakdown of the spell ranges...
- Close Range: 25 feet +5 per caster level.
- Medium Range: 100 feet + 10 per caster level.
- Long Range: 400 feet + 40 per caster level.
What I'm seeking is a similar breakdown for area of effect sizes? Is there book or magazine/web article that list AOE's in manner similar to spell range is.
Something like...
Small Area. X feet +X per caster level.
Medium Area. X feet +X per caster level.
Large Area. X feet +X per caster level.