Masterful Guillotine

ArcaneDebuffCombatTier 17Scales with Spell Power

Masterful Guillotine is a tier 1 Arcane combat spell. Its numbers below are read from the current game build at each of its four levels.

Generated from the game files · build 25672315 · 10 Oct 2026

The upgraded version of Guillotine, cast by a hero who specialises in it instead of the original. It is not learned separately and costs the same mana.

Cost to learn

222

Cost to upgrade

Alchemical Dust, spent at the Magic Observatory — it raises each spell one level, once

Levels 2–425each

At your Spell Power

The game states the formula and never the result — drag to see the numbers

At Spell Power15

050

Level 1

[ 30% + 3% × hero’s Spell Power ]

Level 2

[ 45% + 3% × hero’s Spell Power ]

Level 3

[ 45% + 6% × hero’s Spell Power ]

135

Level 4

[ 45% + 6% × hero’s Spell Power ]

135

What each level gives you

Every value is one the game itself prints in its level-up notes

Property	Level 1	Level 2	Level 3	Level 4
Base Damage	30%	45% HP	45% HP	45% HP
Damage per Spell Power	3%	3%	6% HP	6% HP

Levels

Level 1Base

Deals [ 30% + 3% × hero’s Spell Power ]% of target enemy creature’s maximum HP as Magic Damage. Each time this spell is re‑cast on the same target, it deals +200% more Damage. This effect is stackable.

Damage Taken +200%for 1 round

Level 2Base Damage 30%→45% HP

Deals [ 45% + 3% × hero’s Spell Power ]% of target enemy creature’s maximum HP as Magic Damage. Each time this spell is re‑cast on the same target, it deals +200% more Damage. This effect is stackable.

Damage Taken +200%for 1 round

Level 3Damage per Spell Power 3%→6% HP

Deals [ 45% + 6% × hero’s Spell Power ]% of target enemy creature’s maximum HP as Magic Damage. Each time this spell is re‑cast on the same target, it deals +200% more Damage. This effect is stackable.

Damage Taken +200%for 1 round

Level 4Kills target enemy creature if its stack size is lower than or equal to 25% of its original number.

Damage Taken +200%for 1 round