D-Class Magic covered Divine, Light, Fire, Air and their secondary magics. Hybrid magic that is made up of two D-Class magics is also classed as D-Class!
Divine
The ability to use all Divine Class magics and pure D-Class hybrids
Light
Ability to control light
Color
Ability to control color of objects
Fire
Ability to control fire, can be a specific color
Lightning
Ability to control lightning, can be a specific color
Air
Ability to control air
Sound
Ability to control soundwaves