FIX ME: This doesn't produce a sphere.

Obscure (Vision) 10 [26] 
    Extended (Infravision, Ultravision) [+40%] 
    Ranged [+50%] 
    Reduced Range (x1/10) [-30%] 
    Magical [-10%] 
    Spell Components [-20%] 
        Must say "darkness" in Latin 
        Must gesture with hands 
Level 2 [30] 
    Add Extended Duration (x3) [+20%] 
Levels 3-8 [34/38/42/46/50/54] 
    Increase Extended Duration by 1 step [+20%]