Fire, Lightning, Water and Darkness

Yessssssssssssssssss   
I'M FINALLY DONE    
(I know that lightning effect on Jason is pretty fail so nvm.... )
*cries in happiness because it's finally completed*
Leo's appearance is inspired by  while Nico and Jason I came up with how they look myself. For Percy, it's pretty obvious how he looks like xDDD
All characters' copyrights belong to Rick Riordan
~
Tool used: Watercolor (that's all actually... )