Skill tree:
Top of tree:
Skills:
  - skill{s=OverseerElite;delay=1} @self ~onSpawn 0.1
  - skill{s=OverseerAttack} @trigger ~onAttack

Middle of tree:
OverseerAttack:
  Conditions:
  - varEquals{var=elite;scope=CASTER;value="Fire"} castinstead OverseerAttackFire
  - varEquals{var=elite;scope=CASTER;value="Ice"} castinstead OverseerAttackIce
  - varEquals{var=elite;scope=CASTER;value="Overloading"} castinstead OverseerAttackOverloading
  Skills:
  - cancelevent{sync=true}
  - damage{a=4}

Bottom of tree:
OverseerAttackFire:
  Skills:
  - cancelevent{sync=true}
  - damage{a=8}
  - ignite{t=80}
OverseerAttackIce:
  Skills:
  - cancelevent{sync=true}
  - damage{a=8}
  - potion{type=SLOW;l=1;d=100}
OverseerAttackOverloading:
  Skills:
  - cancelevent{sync=true}
  - damage{a=8}
  - effect:particles{particle=reddust;yOffset=0.5;a=10;repeat=30;repeatInterval=2}
  - delay 60
  - damage{a=2}