As Season 4 of Last Epoch draws near, it's time to explore five insane Lich builds that are sure to dominate the upcoming season. These builds are not only optimized for the current meta but also come with full Season 4 build planners to ensure you can hit the ground running. Whether you enjoy explosive damage, complex mechanics, or pure devastation, these builds will help you push deeper into corruption and wreak havoc on your enemies. Let’s break down these powerful Lich builds! A large amount of Last Epoch gold can also be of great help to you.

1. Bleed-Based Flay Lich Build

First up is a Bleed-Based Flay Lich build that focuses on scaling damage over time through rapid bleed application. This build maximizes bleed speed and bleed penetration, overwhelming enemies with stacks that tick faster than normal, dealing massive amounts of damage.

At the start of combat, you’ll activate Aura of Decay and Reaperform. Aura of Decay, when converted from poison to physical damage, becomes an excellent source of bleed application that is always active. Reaperform provides a strong offensive boost while also granting a separate health pool, acting as an additional layer of life.

The combat loop revolves around using Flay, which benefits from high bleed chance, extended bleed duration, and frequent ailment ticks from Aura of Decay. Flay's Spirit Step movement ability allows you to glide between enemies quickly. This build also takes advantage of Bleed Overload, increasing damage output when using physical skills like Flay.

A key mechanic of the build is Possess, which is triggered by Hungering Souls. Possessing enemies grants a huge multiplicative damage bonus against them, and this uptime is maintained passively. Death Seal also plays a huge role, reducing incoming damage, converting damage taken into damage over time, and shredding enemy physical resistance, which directly boosts your bleed damage.

Defensively, this build is robust. Bleed immunity from a Primordial Helmet ensures that Aura of Decay scales freely without self-inflicted damage, making the playstyle smooth and satisfying. Combine this with endurance, leech, armor scaling, and layered damage reduction, and you've got a build that remains stable deep into corruption.

If you enjoy controlled melee gameplay and watching enemies collapse under the weight of multiple bleed stacks, this build is a powerhouse to bring into Season 4.

2. Sacrifice Lich Build

Next up, we have a Pure Sacrifice Lich build centered around summoning minions and then detonating them for massive spell damage. This build is perfect for players who love fast-paced, high-impact gameplay with minimal button presses. It’s essentially a two-button build: Summon Skeleton and Sacrifice.

The core loop involves summoning skeletons, which are immediately sacrificed for massive bursts of damage. Every time a skeleton dies, it automatically spawns a zombie. These zombies are crucial for maintaining the Sacrifice cycle because they trigger additional sacrifices when they die, creating chain explosions without you having to do a thing.

Mana sustain is handled effortlessly in this build—each skeleton death restores mana, and the faster your skeletons die, the more mana you regenerate, ensuring a constant loop of summoning and sacrificing. The Ataras Path Boots add more minions into the mix, further boosting the damage output of Sacrifice.

Defensively, the build sacrifices some of your own health in favor of heavily investing in minion health. To counteract the low health, the build offers endurance, leech, ward generation, and ward on minion death to maintain sustainability. The Primordial Amulet gives you a chance for Deadly Strikes, adding huge critical strike multipliers that significantly boost your damage.

For boss fights, you’ll summon your minions, group them around the boss, and use Transplant to trigger a chain of sacrifices, often obliterating the boss within seconds.

If you enjoy explosive minion gameplay with immense damage output, this Grave Offering build is one of the best Sacrifice Lich builds for Season 4.

3. Poison Flay Lich Build

If you love poison builds, then the Poison Flay Lich build is perfect for you. This build revolves around extreme poison stacking, poison penetration, and ailment frequency. The main damage dealer is Aura of Decay, which applies a large number of poison stacks every second, far exceeding the damage of Flay alone.

Before combat, activate Aura of Decay and Reperform. Reperform offers defensive layers and boosts poison chance and attack speed, making it a vital part of the build. The main combat loop revolves around engaging enemies with Flay, applying Spirit Plague to trigger Poison Overload, and using Harvest for mana sustain.

Spirit Plague becomes crucial, as it triggers massive poison penetration when the enemy reaches a certain threshold of poison stacks. Since this build stacks poison aggressively, Poison Overload remains active almost all the time, resulting in a large boost to poison penetration.

Defensively, the build stacks leech, endurance, armor, and self-healing from Aura of Decay. However, it’s important to keep your poison self-sustain in mind, as Aura of Decay can poison you as well. Proper sustenance and occasional ailment cleansing using health potions are key to staying alive.

If you enjoy deep ailment scaling, fast-paced melee play, and poison builds, this is one of the coolest Lich builds for Season 4.

4. Puppet Master Lich Build

This minion-based Lich build turns the weakness of minion armies into its greatest strength—blowing the entire army up. Rather than relying on minions to deal damage, this build uses minion deaths as the primary source of damage.

Every time a zombie dies, multiple effects trigger, such as Infernade (which explodes shortly after), Sacrifice (dealing massive spell damage), and the summoning of Corpse Parasites, feeding directly back into the explosion cycle. The build revolves around zombie deaths, triggering Infernade and Sacrifice chain reactions across the screen.

Skeletons play a critical support role—each skeleton death restores mana and provides global spell damage buffs, while skeleton respawn chance ensures a steady flow of buffs and mana. The Lich’s Big Gloves reduce the mana cost of Infernade to zero, allowing for a continuous explosion chain.

Defensively, this build is surprisingly tanky. It generates ward constantly from minion deaths, with solid endurance and health leech scaling. This build has already cleared above 1000 Corruption with ease, and its defensive and offensive capabilities suggest it can push much higher.

If you enjoy minion builds with an aggressive, explosion-based playstyle, Puppet Master Lich is a standout option for Season 4.

5. Critical Strike Flay Lich Build

Last but not least, we have a high-impact critical strike Flay Lich build that combines melee hits with automatic spell effects, layering multiple damage types with each hit. The core of the build revolves around Flay, with critical strikes serving as the key damage multiplier.

Each Flay hit triggers Blood Eruptions, which deal large AoE damage, and releases Chaos Bolts, which continually fire around you. These Chaos Bolts aren’t just extra damage—they’re central to the build, triggering synergies during combat that provide temporary buffs such as increased critical strike chance, multiplier, and movement speed.

Harvest is essential for mana sustain, offering large bursts of mana recovery. With the Executioner’s Tie, Harvest is converted into Great Harvest, trading spamming for cooldowns and significantly increasing both damage and mana recovery.

Offensively, this build relies on the Reperform and Corrupted Form passive nodes to provide extra life pools and a massive endurance threshold. With health leech and critical strike avoidance, this build becomes surprisingly tanky, and you’ll have a blast setting off a chain reaction of damage with every Flay hit.

If you love critical strike builds with tons of damage layers and constant damage procs, the Critical Strike Flay Lich is a high-speed, aggressive melee option for Season 4.

Conclusion

These five Lich builds are ready to carry you through Last Epoch’s Season 4. Whether you're a fan of damage over time, minion explosions, or critical strikes, these builds offer the flexibility and power you need to push high corruption and crush your enemies. Having plenty of cheap Last Epoch gold can also be of great help to you.