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Game patch 26.20Data Dragon 16.20.1

Reference patch 16.20.1

Zac Jungle · Normal Draft

Zac has an established clear and map plan that can function without lane income while contesting camps and objectives.

Primary roleStandard Summoner's Rift preparation
Champion overview
Historical referenceRecommendation review pending

These patches track recommendation review, build validation and item lookup separately. Updating item data does not complete a build review.

Recommendation patch
16.16 Data Dragon
Build validation patch
16.19.1 Data Dragon
Item lookup patch
16.20.1 Data Dragon

Normal Draft · Jungle

Evidence-supported Zac Jungle

Follow the completed-item order as a pre-game reference. Components and owned items do not create extra inventory slots.

Primary role
S
Draft / Ranked opening · separate from item 1

Mosstomper Seedling

450 gold

Provides Smite progression and the defensive Jungle companion.

1
First item

Hextech Rocketbelt

2,650 gold

This item is part of the most-supported coherent core in the frozen prior-patch public role snapshot. Treat the sample as context, then adjust only for a clearly identified matchup problem.

2
Boots

Ionian Boots of Lucidity

900 gold

This is the most-supported Boots choice in the frozen prior-patch public role snapshot; change it when the opposing damage or crowd control calls for a different defence.

3
Core

Sunfire Aegis

2,800 gold

This item is part of the most-supported coherent core in the frozen prior-patch public role snapshot. Treat the sample as context, then adjust only for a clearly identified matchup problem.

4
Late

Spirit Visage

2,700 gold

This item is part of the most-supported coherent core in the frozen prior-patch public role snapshot. Treat the sample as context, then adjust only for a clearly identified matchup problem.

5
Flexible

Jak'Sho, The Protean

3,200 gold

Keeps a reviewed late option after the prior-patch cross-check; move or replace it only when its stated match problem is present.

6
Health and recovery

Warmog's Armor

3,100 gold

Completes the six-item inventory with health and out-of-combat recovery after enough bonus health is established.

Complete build choices

Choose the route before play

Recommendation review pending

AlternativeToo much healingChempunk Chainsword adds anti-heal without abandoning attack damage and health.View full route

Best when: Chempunk Chainsword adds anti-heal without abandoning attack damage and health.

  1. First itemHextech Rocketbelt
  2. BootsIonian Boots of Lucidity
  3. Chempunk Chainsword
  4. LateSpirit Visage
  5. FlexibleJak'Sho, The Protean
  6. Health and recoveryWarmog's Armor
AlternativePhysical burstDeath's Dance delays physical damage so takedowns can stabilise the fight.View full route

Best when: Death's Dance delays physical damage so takedowns can stabilise the fight.

  1. First itemHextech Rocketbelt
  2. BootsIonian Boots of Lucidity
  3. Death's Dance
  4. LateSpirit Visage
  5. FlexibleJak'Sho, The Protean
  6. Health and recoveryWarmog's Armor
AlternativeSustained magic damageKaenic Rookern is a defensive answer when repeated magic damage is the real problem.View full route

Best when: Kaenic Rookern is a defensive answer when repeated magic damage is the real problem.

  1. First itemHextech Rocketbelt
  2. BootsIonian Boots of Lucidity
  3. CoreSunfire Aegis
  4. Kaenic Rookern
  5. FlexibleJak'Sho, The Protean
  6. Health and recoveryWarmog's Armor
AlternativeThey stack armourBlack Cleaver shreds armour during extended fights.View full route

Best when: Black Cleaver shreds armour during extended fights.

  1. First itemHextech Rocketbelt
  2. BootsIonian Boots of Lucidity
  3. Black Cleaver
  4. LateSpirit Visage
  5. FlexibleJak'Sho, The Protean
  6. Health and recoveryWarmog's Armor

Complete build comparison

Complete build comparison

Recommendation review pending

Build review neededEvidence-supported Zac JungleRecommendation review pendingView full route

Recommendation review pending

  1. First itemHextech Rocketbelt
  2. BootsIonian Boots of Lucidity
  3. CoreSunfire Aegis
  4. LateSpirit Visage
  5. FlexibleJak'Sho, The Protean
  6. Health and recoveryWarmog's Armor
AlternativeToo much healingChempunk Chainsword adds anti-heal without abandoning attack damage and health.View full route

Best when: Chempunk Chainsword adds anti-heal without abandoning attack damage and health.

  1. First itemHextech Rocketbelt
  2. BootsIonian Boots of Lucidity
  3. Chempunk Chainsword
  4. LateSpirit Visage
  5. FlexibleJak'Sho, The Protean
  6. Health and recoveryWarmog's Armor
AlternativePhysical burstDeath's Dance delays physical damage so takedowns can stabilise the fight.View full route

Best when: Death's Dance delays physical damage so takedowns can stabilise the fight.

  1. First itemHextech Rocketbelt
  2. BootsIonian Boots of Lucidity
  3. Death's Dance
  4. LateSpirit Visage
  5. FlexibleJak'Sho, The Protean
  6. Health and recoveryWarmog's Armor
AlternativeSustained magic damageKaenic Rookern is a defensive answer when repeated magic damage is the real problem.View full route

Best when: Kaenic Rookern is a defensive answer when repeated magic damage is the real problem.

  1. First itemHextech Rocketbelt
  2. BootsIonian Boots of Lucidity
  3. CoreSunfire Aegis
  4. Kaenic Rookern
  5. FlexibleJak'Sho, The Protean
  6. Health and recoveryWarmog's Armor
AlternativeThey stack armourBlack Cleaver shreds armour during extended fights.View full route

Best when: Black Cleaver shreds armour during extended fights.

  1. First itemHextech Rocketbelt
  2. BootsIonian Boots of Lucidity
  3. Black Cleaver
  4. LateSpirit Visage
  5. FlexibleJak'Sho, The Protean
  6. Health and recoveryWarmog's Armor

Runes and summoner spells

Runes and summoner spellsZacJungle

Reach the fight with control available and absorb the first response.

Normal Draft
Primary tree

Resolve

AftershockFont of LifeConditioningOvergrowth
Secondary tree

Precision

TriumphLegend: Haste
Summoner spells
FlashSmite
Keep Smite

Smite is part of Jungle companion progression and objective security. The movement or combat spell beside it is the adjustable slot.

Change the movement spell

Ghost can fit sustained access; Flash can fit one immediate reposition. Use the champion's route and intended fights to choose.

Static alternatives

Compare the problem before changing the plan

These choices are not selected from live scores. Use one only after you identify the stated match problem yourself.

Too much healing

Chempunk Chainsword

Chempunk Chainsword adds anti-heal without abandoning attack damage and health.

Physical burst

Death's Dance

Death's Dance delays physical damage so takedowns can stabilise the fight.

Sustained magic damage

Kaenic Rookern

Kaenic Rookern is a defensive answer when repeated magic damage is the real problem.

They stack armour

Black Cleaver

Black Cleaver shreds armour during extended fights.

Only when enemy healing is deciding fights

Oblivion Orb

Oblivion Orb supplies healing reduction without committing to a completed Morellonomicon. Skip both when healing is not the problem or an ally already covers your target reliably. Healing reduction does not reduce shields.

Conditional component, not a core item. Complete Morellonomicon only when its stats and slot efficiency justify delaying another purchase.

Situational AP purchase

When should you buy anti-heal?

Buy healing reduction when enemy healing or regeneration is deciding fights and you can keep damaging the relevant target. Grievous Wounds reduces healing; it does not reduce shields, magic damage or crowd control.

Start with the component

Oblivion Orb can provide healing reduction without immediately paying for a completed Morellonomicon. Fit the component around your core damage, mana and survival needs; check the current queue's item tooltip.

Finish when it fits the fight

Complete Morellonomicon when its stats and slot efficiency suit your build. Do not treat it as a mandatory first item just because your champion deals magic damage.

Coordinate coverage

Multiple Grievous Wounds sources do not add their percentages together. Another reliable applier may cover the same target, but you may still need your own source for a separate fight or target.

Repeated spell damage and damage over time can maintain coverage more reliably than a single hit. Match the purchase to your actual spell access, enemy sustain and the teammates who can apply the debuff.

Will the fight last long enough?

If you die before dealing damage, you apply no healing reduction. If your target dies before healing, there is little healing to prevent. The debuff applies on qualifying damage immediately; it does not need to build up. It remains briefly after your last hit, so teammates can benefit even after you disengage.

Only healing during the active debuff counts. For example, 40% reduction prevents 80 of a 200-point heal, or 400 of a 1,000-point heal, before other modifiers. Compare that with the damage, penetration or survival you delayed; neither example guarantees a kill. Healing after the debuff expires is unaffected.

See the Oblivion Orb and Morellonomicon references for current effects and queue availability. These are situational decisions, not a measured best-build claim.

Kit reference

Zac abilities

Ability names, descriptions and numeric fields come from Riot Data Dragon. Practical reads are independently written; the current in-game tooltip remains authoritative.

Abilities Data Dragon 16.20.1Cooldown / Cost / Range Data Dragon 16.20.1
P
Passive

Cell Division

What it doesEach time Zac hits an enemy with an ability, he sheds a chunk of himself that can be reabsorbed to restore Health. Upon taking fatal damage, Zac splits into 4 bloblets that attempt to recombine. If any bloblets remain, he will revive with an amount of Health depending on the Health of the surviving bloblets. Each bloblet has a percentage of Zac's maximum Health, Armor and Magic Resistance. This ability has a 5 minute cooldown.

Practical readCell Division is an automatic part of the kit involving damage. Track when its condition is active instead of treating every fight the same way.

Maximum-health interaction

This effect references a maximum-health value. Check whether the current tooltip uses the caster's or the target's health before comparing damage or protection.

Q
Q ability

Stretching Strikes

What it doesZac stretches an arm, grabbing an enemy. Attacking a different enemy will cause him to throw both targets towards each other.

Practical readStretching Strikes is part of Zac's Q pattern. Read its listed effect first, then track the cooldown and condition that make the next use valuable.

Cooldown14/12.5/11/9.5/8 secListed range800 units
W
W ability

Unstable Matter

What it doesZac explodes outward towards nearby enemies, dealing a percentage of their maximum health as magic damage.

Practical readUnstable Matter contributes damage. Its value changes with cooldown, range and target access; recognise the setup before moving into its effective area.

Cooldown5 secListed range350 units
Maximum-health interaction

This effect references a maximum-health value. Check whether the current tooltip uses the caster's or the target's health before comparing damage or protection.

E
E ability

Elastic Slingshot

What it doesZac attaches his arms to the ground and stretches back, launching himself forward.

Practical readElastic Slingshot is part of Zac's E pattern. Read its listed effect first, then track the cooldown and condition that make the next use valuable.

Cooldown21/18/15/12/9 secListed range300 units
R
Ultimate

Let's Bounce!

What it doesZac bounces four times, knocking up enemies hit and slowing them.

Practical readLet's Bounce! contributes a slowing effect. Its value changes with cooldown, range and target access; recognise the setup before moving into its effective area.

Cooldown120/105/90 secListed range300 units

Adapt the plan

What to do when the game changes

Judge the whole lane or map state, not only personal kills. Choose the situation closest to the current game.

Even plan

Keep the clear moving and choose high-information plays

1
Pathing

Track opposing camps and lane states instead of forcing the first visible target.

2
Map play

Trade sides of the map when contesting would require weaker lanes to move first.

3
Fights

Save important control for the enemy who threatens your carries or objective access.

Pings, movement and objectives

Zac Jungle map plan

Link each clear to the next informed decision. Pings should tell lanes where you are pathing and whether the team is contesting or trading an objective.

Ahead

Turn tempo into controlled territory

Ping
Use On My Way before entering a lane, Assist Me before an objective and Danger when nearby lanes cannot move to an invade.
Path or gank
Gank when the lane has reach, damage and a safe exit. Do not wait beside a protected target while camps and the next objective disappear.
Objective
Establish vision with the nearest winning lane, keep Smite available and avoid chasing away from the objective after gaining control.
Even

Choose the play with the clearest information

Ping
Use On My Way early enough for the lane to prepare, Assist Me only when nearby lanes can move, and Retreat when the contest has already become late.
Path or gank
Prefer a lane with crowd control, damaged opponents or a favourable wave. A visible opponent is not automatically a usable gank.
Objective
Check Mid and Bot priority before Dragon, or Mid and Top before Herald. Set a safe entrance before beginning the objective.
Behind

Trade the map instead of forcing recovery

Ping
Ping Retreat from lost contests, Danger on likely invades and On My Way when covering a vulnerable lane or remaining camp.
Path or gank
Counter-gank or help only when allies can survive until arrival. Repeated low-chance ganks deepen the camp and level deficit.
Objective
If entry is unsafe, trade for camps, a wave, vision or the opposite objective. Keep Smite and crowd control for a contest the team can actually reach.
Objective setup

Four calls, in order

Pings create a shared plan; they do not replace checking waves, vision and who can move.

  1. 1
    Before the route

    Decide which camps lead toward the objective and ping the nearby lanes before they spend the wave or recall timing.

  2. 2
    Check priority

    Confirm which nearby lanes can move first. Do not convert an isolated objective marker into a forced fight.

  3. 3
    Control entry

    Move with a teammate, sweep one entrance and keep Smite available before committing damage to the objective.

  4. 4
    Finish or turn

    Call whether the team is finishing, fighting or leaving. Mixed decisions are more dangerous than either clear choice.

Later objectives: Repeat the same process around later major objectives: handle nearby income, communicate the route, enter through vision and agree on the fight before committing.

Use the guide

Put Zac into a real matchup

Compare a specific opponent, return to the champion overview, or choose another champion without losing the queue distinction.

Prepare a matchupChampion overviewBrowse champions