PoE2 gem database
Engraves an available skill at level 20. Skills requiring tier 20 or lower are shown with their exact level 20 values.
33 available skills at level 20
Tier 1, level 20UnearthSpell, Minion, AoE, Physical, DurationRaise spikes of bone from the earth in front of you, damaging enemies. The bones of Corpses and dead Reviving Minions in the area are ripped out and reassembled into short-lived Bone Construct Minions that fight for you. Larger Corpses create more than one Bone Construct.
Tier 1, level 20ContagionSpell, AoE, Chaos, Duration, RepeatableAfflict a single enemy with a Debuff that deals Chaos damage over time. If the enemy dies while affected by Contagion, it spreads itself, Curses, and other Chaos damage over time Debuffs on the target to nearby enemies. This refreshes their durations. Reanimating or detonating a corpse affected by Contagion will cause the Minion or explosion to spread Contagion on hit.
Tier 1, level 20Skeletal SniperMinion, Persistent, Physical, Fire, ChaosActivate to summon long-ranged, Reviving Skeletal Snipers that can fire a gas arrow on Command.
Tier 3, level 20Bone CageSpell, AoE, Physical, Duration, NovaRaise a ring of bone spikes around you. The spikes are destroyed when enemies touch them, damaging and Pinning those enemies. Raising a new ring of spikes destroys the previous one.
Tier 3, level 20EnfeebleSpell, AoE, Duration, Curse, RepeatableCurse all targets in an area after a short delay, making them deal less damage.
Tier 3, level 20Essence DrainSpell, Projectile, Chaos, Duration, RepeatableFire a Projectile that applies a powerful Chaos damage over time debuff to enemies it hits.
Tier 3, level 20Skeletal ArsonistMinion, Persistent, Fire, DetonatorActivate to summon bomb-throwing, Reviving Skeletal Arsonists that can detonate other Minions on Command.
Tier 4, level 20ConvalescenceSpell, Buff, Persistent, DurationWhile active, grants a skill that you can use to instantly begin Recharging Energy Shield and gain a Buff for a duration that prevents that Recharge being interrupted. The Buff is removed at maximum Energy Shield and the skill cannot be used while Energy Shield is full.
Tier 4, level 20Grim FeastBuff, Spell, Minion, Persistent, RemnantWhile active, your Reviving Minions store a percentage of their maximum Life in a collectible Grim Remnant on death. Using Grim Resurrection Consumes the Life you've collected to Revive up to that much total Life of dead Minions.
Tier 4, level 20Ravenous SwarmBuff, Minion, Persistent, Physical, ChaosWhile active and enemies are present, swarms of insects emerge from your body to pursue nearby enemies. The swarms are untargetable Minions that Attack and Poison enemies.
Tier 4, level 20Withering PresenceBuff, Persistent, Aura, Chaos, DurationWhile active, emits an Aura that periodically Withers enemies in your Presence.
Tier 5, level 20BonestormSpell, AoE, Projectile, Physical, ChannellingChannel to conjure a swarm of bone spikes in the air, then release to fire them at enemies and explode. Shrapnel Impales enemies Hit, causing subsequent Attack Hits against those targets to deal extra damage. Consumes your Power Charges to cause much larger explosions.
Tier 5, level 20Pain OfferingMinion, Buff, AoE, DurationSkewer a Skeleton on a bone spike to send nearby Minions into a frenzy as long as the spike remains, making their skills faster and harder hitting. The bone spike is itself a Minion. If it dies, the effect ends immediately.
Tier 5, level 20Raise ZombieMinion, Physical, DurationConsume a Corpse or Power Charge to create a short-lived Zombie. Zombies created from Power Charges are Empowered and also create two additional non-empowered Zombies.
Tier 5, level 20Skeletal Frost MageMinion, Persistent, ColdActivate to summon Reviving Skeletal Frost Mages that can envelop your Minions in an icy shield on Command.
Tier 7, level 20Profane RitualSpell, AoE, Chaos, Duration, RepeatableMark a Corpse with a profane rune, dealing Chaos damage over time to nearby enemies. When the ritual is complete the Corpse is consumed and you gain a Power Charge.
Tier 7, level 20Bind SpectreMinion, PersistentCapture the spirit of a defeated monster, transforming this gem to instead allow you to summon the monster's ghost as a Reviving Minion.
Tier 7, level 20Detonate DeadSpell, AoE, Physical, Fire, DetonatorCause a Corpse to violently explode, damaging surrounding enemies.
Tier 7, level 20VulnerabilitySpell, AoE, Physical, Duration, CurseCurse all targets in an area after a short delay. making Hits against them ignore a portion of their Armour.
Tier 8, level 20Barrier InvocationBuff, Persistent, Trigger, Invocation, MetaWhile active, gains Energy when your Energy Shield is damaged by Enemy Hits. Using the Invocation once sufficient Energy is gathered will consume the Energy to trigger socketed Spells, and can trigger them multiple times if it has enough Energy.
Tier 8, level 20BlasphemyBuff, Persistent, AoE, Aura, MetaTurn socketed Curse skills into vile Auras, applying their effects to all nearby enemies.
Tier 8, level 20Cast on Minion DeathBuff, Minion, Persistent, Trigger, MetaWhile active, gains Energy when one of your Persistent Minions is Killed, and triggers socketed Spells upon reaching maximum Energy. Very underlevelled Minions will incur an Energy generation penalty. Cannot socket Spells which create Minions.
Tier 9, level 20Dark EffigyTotem, Spell, AoE, Projectile, ChaosRaise a Totem that bombards enemies afflicted by Chaos damage over time Debuffs.
Tier 9, level 20DespairSpell, AoE, Chaos, Duration, CurseCurse all targets in an area after a short delay, lowering their Chaos Resistance.
Tier 9, level 20Skeletal ReaverMinion, Persistent, PhysicalActivate to summon aggressive, Reviving Skeletal Reavers that can enrage on Command. Skeletal Reavers do more Attack Damage and gain increased Attack speed based on their Rage
Tier 11, level 20Bone OfferingMinion, Buff, AoE, Physical, DurationImpale a Skeleton on a bone spike to shield your Minions while the spike remains, reducing the amount of damage taken from Hits. Taking a Hit that deals damage above a certain threshold will cause that Minion's shield to absorb all damage from that Hit, then explode. The bone spike is itself a Minion, and shields itself. If it dies, shields on your other Minions disappear.
Tier 11, level 20HexblastSpell, AoE, Chaos, Payoff, RepeatableDetonate a Curse on every enemy in an area, causing explosions of Chaos damage but removing the Curse. Can only detonate Curses for which at least half of the duration has expired.
Tier 11, level 20Skeletal Storm MageMinion, Persistent, LightningActivate to summon Reviving Skeletal Storm Mages that can call down a lightning strike on dead Skeletons on Command.
Tier 13, level 20Soul OfferingMinion, Buff, DurationSkewer a Skeleton on a bone spike, granting you a powerful Spell damage Buff as long as the spike remains. Does not affect your Minions. The bone spike is itself a Minion. If it dies, the effect ends immediately.
Tier 13, level 20Skeletal BruteMinion, Warcry, Persistent, Physical, PayoffActivate to summon hard-hitting, Reviving Skeletal Brutes that can Stun Primed enemies and Warcry on Command. This Warcry Intimidates nearby enemies and Consumes Freeze on enemies and allies to deal damage in an Area around them.
Tier 13, level 20Skeletal ClericMinion, PersistentActivate to summon Reviving Skeletal Clerics that heal other minions and revive fallen Skeletons.
Tier 14, level 20SacrificeBuff, Minion, PersistentWhile active, your undead Reviving Minions can be used in place of Corpses by your skills, but your Minions Revive more slowly.
Tier 14, level 20Cast on CriticalBuff, Persistent, Trigger, MetaWhile active, gains Energy when you Critically Hit enemies and triggers socketed Spells on reaching maximum Energy.
The eight current engravable category rosters were checked 2026-07-27. Each card uses the selected skill's exact level table. Current detail pages independently confirm 256 of 257 tier placements; Skeletal Sniper's detail page does not publish its tier.
Engrave Skill, Support, and Spirit Gems, upgrade existing gems without choosing the wrong level, and fix common socket, compatibility, Attribute, and Spirit problems.
Increase a Skill Gem from two to five Support sockets, understand item-granted and passive-granted skill breakpoints, and decide whether to risk corruption for a sixth socket.
Use Gemcutter's Prisms efficiently, read the exact Quality effect for each Skill or Spirit Gem, and understand Advanced Thaumaturgy, temporary bonuses, and the 23% corruption cap.
Claim all 100 permanent campaign Spirit, compare equipment and passive sources, calculate reservation, and fix Persistent Skills that will not stay enabled.
Equip two weapon sets, assign Skills for automatic swapping, allocate weapon-specific passives correctly, and avoid Spirit or requirement failures after a swap.