Dragon Boss: Laser and Firestorm

By Iron Soul Guides Team Published Updated Verified with official sources · reviewed September 4, 2026
Dragon Boss: Laser and FirestormIron Soul: Dungeon · Updated 2026-09-04

What this page helps you decide: whether to fight the dragon at range or up close, which the official page answers clearly: close, and circling.

The Dragon is the boss with the most published moves in this game and the most counter-intuitive counter. It appears as the Dragon of Evil in Starless Forest and the Ice Dragon in Frozen Valley, with the Beastiary noting a third map variant as well, and stating that the variants share an identical moveset. Five moves are documented. Two of them - Roar and Firestorm - are free damage windows. One, Tail swipe, is something you deliberately provoke. One, Leap, belongs to the mini-boss form only. And one, Laser-Beam, is the reason the whole fight is fought at hugging range: at distance you cannot dodge it, because the dragon turns its head faster than your dash carries you.

Official promotional image from Iron Soul: Dungeon
Dragon Boss…At range when neck rises?Ultimate out to escapeCircle at its hip YesNo
Range decision against the dragon: distance loses to the Laser-Beam, so the fight is fought at its hip

Why close range beats distance here

This is the clearest piece of geometry in the Beastiary. The Laser-Beam sweeps by turning the dragon's head, and a turn covers ground at a rate proportional to your distance from the pivot. Far away, the beam's tip moves across the arena faster than your dash. Right next to the dragon, you only need to move a short arc to stay ahead of the same turn, and the page confirms that circling at close range dodges it, with movement speed making it easier. That single fact restructures the fight: everything else about this boss - baiting tail swipes, side-stepping at the hip, cycling skills during Roar - follows from the decision to stand close rather than kite.

Two free windows in every fight

Roar is described as doing no damage at all: the dragon raises its head and roars, and the Beastiary says that hands you a full skill cycle. Firestorm looks more dangerous and is actually the bigger opportunity: the dragon flies into the air and covers a wide area in fire, but the wind-up is long and there are two separate tells, the ground indicator and the fact that the dragon is now hovering. Both of those are ranged damage windows. In a game where boss fights in Tier 2 can run six minutes with insufficient damage, the difference between a player who uses both windows and one who spends them repositioning is most of that six minutes.

Variants and the mini-boss difference

Dragon of Evil is the Starless Forest boss and Ice Dragon is the Frozen Valley boss. The Beastiary states both share an identical moveset and mentions a variant on a third map without naming it. The one documented difference in the whole entry is that Leap belongs to the mini-boss form only: standing at a distance draws the jump, and the counter is to dash just before it lands. That is also the only reason distance is ever correct in this fight, and it applies to a form of the enemy rather than to the boss itself. Because the movesets are identical, this page covers both variants rather than duplicating three descriptions with a colour changed.

Step-by-Step

  1. Fight from its hip, side-stepping. The Beastiary's overall strategy for this boss is to stay close and bait melee attacks rather than skills.
  2. Do not try to outrun the Laser-Beam from range. Its head turns faster than a dash moves you; close range is what beats it, because your angular speed around the dragon exceeds the beam's turn.
  3. Separate the two head-raise animations. Roar raises the head with no damage and hands you a whole skill cycle. Laser-Beam raises the neck too, but energy particles appear around it.
  4. Keep your ultimate as the emergency answer to a Laser-Beam you cannot get out of. That is the published use for it in this fight.
  5. Treat Firestorm as your biggest window, not a threat. It flies up and covers a wide area in fire, but the wind-up is long and there are two tells - the ground indicator and the dragon hovering.
  6. Provoke the Tail swipe deliberately: standing close draws it, then step away and attack from range while it commits.

Data Tables

Every documented dragon move, its tell and the published counter
MoveTellCounter
RoarRaises head, no damageFree: fire a full skill cycle
Laser-BeamRaises neck, energy particles appearHug and circle; ultimate as emergency escape
Tail swipeProvoked by standing closeStep away and attack from range
FirestormGround indicator plus the dragon hoveringLong wind-up: large ranged damage window
LeapYou standing far away draws itMini-boss only; dash just before it lands

Source: official wiki Beastiary. Variants share this moveset; only Leap is restricted, to the mini-boss form.

Tips & Notes

  • Movement Speed makes the Laser-Beam counter easier because the dodge is an arc rather than a straight line, and the sub-stat can roll on light armour, a scroll or a pet.
  • Do not confuse the two head-raise animations. The difference is the energy particles, and mistaking Laser-Beam for Roar at range is the most expensive error in this fight.
  • The Golem wants you at the arena centre during Spin while the dragon wants you at its hip. Boss positioning in this game is per-boss, not general.

FAQ

How do you dodge the dragon's laser in Iron Soul: Dungeon?

Get close and circle it. At range the beam cannot be dodged because the dragon turns its head faster than your dash moves you; up close, your angular speed around it exceeds the turn. Use an ultimate if you are caught out at distance.

Are the Ice Dragon and the Dragon of Evil different fights?

No. The official Beastiary states the variants have identical movesets, so the counters transfer directly. The Dragon of Evil is the Starless Forest boss, the Ice Dragon is the Frozen Valley one, and a third map variant is mentioned without being named.

What is the best time to attack the dragon?

During Roar, which deals no damage and gives you a whole skill cycle, and during Firestorm, which has a long wind-up and two clear tells. Both are documented as damage windows rather than threats.

Variants
Dragon of Evil, Ice Dragon
Movesets
Identical across variants
Laser counter
Hug and circle
Free windows
Roar and Firestorm

Sources