Here you can create your own defense types and modify the existent ones.

# Custom defense identifier. Must be unique.
physical:
  # Defense priority. Higher values will override.
  # Defense with the highest priority will be count as default defense.
  priority: 100
  # Localized name.
  name: Physical Defense
  # Lore display.
  # Placeholders:
  # - %name% - Attribute name.
  # - %value% - Formatted attribute value. All attribute formats are in - ENGINE CONFIG -.
  format: '&6▸ %name%: &f%value%'
  # List of attached Damage Types, that this defense can resist.
  block-damage-types:
  - physical
  # Defense protection factor. The more value = the better damage resistance.
  # Formula is: Defense = Damage * Protection Factor.
  protection-factor: 0.25

magical:
  priority: 10
  name: Magical Defense
  format: '&d▸ %name%: &f%value%'
  block-damage-types:
  - magical
  protection-factor: 0.25

fire:
  priority: 10
  name: Fire Defense
  format: '&c▸ %name%: &f%value%'
  block-damage-types:
  - fire
  protection-factor: 0.25

poison:
  priority: 10
  name: Poison Defense
  format: '&a▸ %name%: &f%value%'
  block-damage-types:
  - poison
  protection-factor: 0.25

water:
  priority: 10
  name: Water Defense
  format: '&9▸ %name%: &f%value%'
  block-damage-types:
  - water
  protection-factor: 0.25

wind:
  priority: 10
  name: Wind Defense
  format: '&7▸ %name%: &f%value%'
  block-damage-types:
  - wind
  protection-factor: 0.25