text: not about condensing it's about making a better system
  
  Race+class+background+D100
  
  Base Fireball costs 20 mana. For every extra 20 mana you double the damage die and the AoE
  
  Healing Word cost 5 mana for 1d4 hp Every extra 5 mana adds 1d4
  
  Charm Person costs 20 mana
  Dominate Person costs 50
  
  Etc