Summoners War Isillen Dark Elven Ranger Guide

DARK ELVEN RANGER

Isillen

★★★★

Attack

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Overview

Isillen, the Dark Elven Ranger in Summoners War, is a 4★ Dark element Attack-type monster known for his multi-hit damage-over-time (DOT) potential and passive support capabilities. Summoners War Isillen Dark Elven Ranger is obtainable through Light & Darkness Scrolls or the Temple of Wishes and is often used in Siege offense, Necropolis, and Guild War settings. At max level (6★ awakened), he boasts a base Speed of 101 and decent attack stats but suffers from low survivability with under 9,000 base HP and moderate defense.

His skillset is built around sustained pressure and DOT stacking. His first skill, Strafe, hits twice (with a chance to hit a third time based on Crit Rate) and can reduce the target’s Attack Speed for two turns when awakened. Arrow Storm, his second skill, hits four random targets with a high chance to apply Continuous Damage for two turns; notably, it reduces its own cooldown if the enemies are already suffering from DOTs.

The star of his kit is his passive skill, Supportive Fire, which triggers whenever an ally is attacked—Isillen responds with three counterattacks that each apply DOT. His leader skill provides a flat 20% Attack Power boost to all allies, making him useful in any content without element restrictions.

Isillen Stats

Base Stats

Awakened Stats

How to Obtain

Temple of Wishes

Legendary All-Attribute Scroll

Light and Darkness Scroll

To obtain Isillen, the Dark Elven Ranger (a 4★ Dark Attack-type monster) in Summoners War, you’ll need to rely on summoning—he cannot be fused. Specifically, Isillen is available through Light & Darkness Scrolls and from the Temple of Wishes, making these your primary sources to summon him at 4★

There is no Secret Dungeon specific to the Dark Elven Ranger; Secret Dungeon events may appear for certain families—but as of current information, only other Elven Ranger variants (e.g. Fire or Water) have been featured in limited-time events

Awakening Essence

Essence of Darkness (Mid)

Essence of Darkness (Low)

Essence of Magic (Low)

Essence of Magic (Mid)

To awaken Isillen from 4★ to 6★ (his unique awakened form), you’ll need the following Cairos dungeon essences:

• 17 × Mid Dark Essences
• 7 × Low Dark Essences
• 12 × Mid Magic Essences
• 5 × Low Magic Essences

These essences are collected from:

• Hall of Dark: for Dark attribute essences
• Hall of Magic: for Magic essences (both low and mid tiers)

Skills

Awakened Leader Skill	Awakened Strafe	Arrow Storm	Supportive Fire (Passive)
Increases the Attack Power of ally monsters by 20%.	Rapidly fires 2 shots, and may fire an additional shot by chance. The chance of firing an additional shot is equivalent to your Critical Rate. Each attack has a 30% chance to decrease the enemy’s Attack Speed by 2 turns. Multiplier: 1.6*{ATK} x2	Attacks random enemies for 4 times. Each attack has a 75% chance to deal Continuous Damage for 2 turns. Decreases the cooldown time of [Arrow Storm] by 1 turn whenever you attack an enemy under Continuous Damage. (Reusable in 4 turns). Multiplier: 2.0*{ATK} x4	Lays down supportive fire for allies under attack 3 times and inflicts Continuous Damage for 1 turn. Supportive Fire deals damage based on your Attack Power to enemies that attack your allies. [Automatic Effect] Multiplier: {ATK} x3
	Damage +5% Damage +5% Damage +5% Damage +10% Harmful Effect Rate +15% Harmful Effect Rate +20%	Damage +5% Harmful Effect Rate +10% Damage +10% Harmful Effect Rate +15% Cooltime Turn -1	Damage +5% Damage +5% Damage +10%

Rune

Build	4-Set(s)	2-Set(s)	Stat Priorities ?
Early attacker	Fatal	Blade  Will	Atk, CR, CD, Acc
Advanced attacker	Rage	Blade  Will	Atk, CR, CD, Acc
Violent attacker	Violent	Blade  Revenge  Will	Atk, CR, CD, Acc
Support stunner	Despair	Focus  Energy  Will  Endure	Spd, Hp, Acc

Strategy

Isillen, the Dark Elven Ranger in Summoners War, is a multi-hit DOT (Damage Over Time) specialist who thrives in sustained battles and counter-focused team compositions. His core strategy revolves around stacking continuous damage through his active skills and passive, which triggers whenever an ally is attacked. This makes him especially effective in attrition-based combat, where the enemy is slowly worn down rather than instantly nuked. His best content includes Siege Offense, Necropolis Dungeon, and occasionally ToA Hell or even niche RTA picks.

While not a meta pick for Arena or RTA, Isillen can still serve as a niche counter-pick in turn-two teams or compositions that punish AoE and DOT-heavy enemies. His slow debuff from Skill 1 and his retaliatory DOT pressure make him valuable in battles that stretch past the first few turns. In ToA and ToA Hell, Isillen’s DOT stacking can slowly wear down enemy waves or bosses, especially when paired with other DOT enablers like Sath or Moogwang. However, his Skill 2’s random targeting makes him less reliable against single bosses or structured wave-clears.

For runes, he benefits most from sets like Fatal + Blade (for raw damage), Violent + Revenge (for extra procs and counterplay), or even Destroy (to counter sustain teams in Siege). Stat-wise, prioritize Crit Rate, Crit Damage, ATK%, and Speed, while maintaining some Accuracy for debuffs. Typical builds run him with either ATK% or SPD on slot 2, Crit DMG or Crit Rate on slot 4, and ATK% or HP% on slot 6, depending on your goal (damage or survivability). Because of his passive nature, he doesn’t need to go first—he simply needs to survive long enough to inflict DOTs every time your team is attacked.

Strength and Weakness

Strength: Isillen (Dark Elven Ranger) has several key strengths that make him a valuable addition to DOT-based and multi-hit team compositions, especially in Siege and Necropolis content.

First and foremost, his multi-hit capabilities are excellent. His first skill, Strafe, can hit up to three times depending on Crit Rate, and his second skill, Arrow Storm, hits four times on random targets—this makes him ideal for content like Necropolis where breaking the boss’s shield requires frequent hits.

Weakness: While Isillen (Dark Elven Ranger) has strong utility in DOT-based and multi-hit strategies, he also comes with notable weaknesses that limit his use in certain areas of Summoners War.

The most immediate drawback is his fragile base stats, especially in terms of HP and Defense. With under 9,000 base HP and mediocre defensive stats, Isillen is highly susceptible to burst damage. This makes him risky to bring into fast-paced content like Arena or RTA unless heavily supported with protection, healing, or provoke units.

Synergy

Isillen, the Dark Elven Ranger, has excellent synergy with monsters that complement his damage-over-time (DoT) focus, multi-hit attacks, and reactive playstyle. Since his kit revolves around stacking continuous damage through both active skills and his passive, he pairs best with allies who can either amplify those DoTs or benefit from prolonged battles. Monsters like Sath, Thrain, and Tatu are top-tier DoT amplifiers—Sath can detonate DoTs upon death for AOE damage, Thrain stuns enemies under DoT (great for ToA and control comps), and Tatu detonates DoTs for massive burst in PvE. These pairings increase the overall effectiveness and speed of DoT-based strategies.

Isillen is also fragile, so he thrives alongside tanks and support monsters who can keep him alive while enabling his passive to trigger. Units like Jeanne, who can provoke enemies and soak hits, or Malite, who fits into slow, destroy-heavy siege teams, provide much-needed protection. Lulu & Friends, with cleansing and healing, can also extend Isillen’s presence in long fights, allowing his passive to consistently apply pressure. In Necropolis Dungeon, Isillen’s multi-hit skill set makes him perfect for breaking the boss’s shield, and he performs well when teamed with other multi-hitters such as Raoq (2A), Colleen, or Xiao Lin.

For siege and guild war strategies, Isillen excels in attrition teams that aim to wear down enemy bruisers. He synergizes well with monsters like Moogwang or Mimirr, who also apply DoTs and disrupt the enemy’s tempo. Even Verdehile can be a helpful teammate, cycling turns more quickly so Isillen can rotate his skills and retaliate more often. In high-control scenarios like ToA Hell, pairing Isillen with Sath, Thrain, Spectra, and Mav can create a well-balanced, DOT-heavy control team.

Frequently Asked Questions (F.A.Q)