if there are 1 - 3 neighboring Cultists, receives the ability to attack additional targets.The number of additional targets is equal to the number of neighboring cultists. if there are 4 neighboring Cultists, gets double damage and area damage.
Cultists receive souls when merging or making a sacrifice. Each soul increases Cultist damage by 2%. When the number of souls reaches 20, a Cultist in demon form transforms into a Harbinger, which increases their attack speed by 15%.
Cultists in demon form receive souls when merging or making a sacrifice. For every 6 souls, a guardian demon is summoned. Upon death, the demon sets fire to a random unit, reducing its rank. Summoning 4 guardians transforms a demonic Cultist into a Harbinger, which receives a soul every 20 s. In Co-Op mode and in the Plunder Challenge, guardians grant mana.
When a Sacrifice is activated, it destroys both Cultists and other units on the field corners. The other units don't grant mana, but they have a 40% chance of granting a soul.
When a Sacrifice is activated, every destroyed Cultist cleanses 1 random Cultist from a negative effect and increases their damage by 10% for 10s.
A Cultist in Harbinger form increases its damage by 5% for every Cultist on the field, including Harbingers.
When killing monsters, one Cultist in Harbinger form has a 15% chance to summon speedy demons onto the opponent's field. When a mini boss or guardian demon appears on the opponent's field, a Cultist in Harbinger form increases its damage by 25% for 15s. Doesn't work in Co-Op or Plunder modes.
When attacking, a Harbinger creates a fiery chasm for 2s. The chasm deals 100% of the Cultist's damage every 0.2s and reduces monster armor by 40%. There can only be one chasm on the field at a time.