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Support · SwiftplayMatchup guidePatch 16.20.1

Blitzcrank vs Renata Glasc

Build, runes, abilities and practical pre-game checks in one queue-aware reference.

BlitzcrankVSRenata Glasc

Matchup guide

Choose the matchup

Search every champion, choose the assigned role, then open the exact queue page.

VS
Role
Selected laneSupport

Choose two champions from the list.

Role fit

SupportBlitzcrank

Blitzcrank has an established low-income Support plan with useful lane pressure, protection, engage or team utility.

Primary role
Review patch unknownRecommendation review pending

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

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

Swiftplay · Support

Engage support

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

Primary role
S
Swiftplay opening · separate from item 1

World Atlas

400 gold

Provides support income and wards.

1
Quest upgrade

Solstice Sleigh

400 gold

Turns the completed quest into engage-friendly utility.

2
Team defence

Locket of the Iron Solari

2,200 gold

Adds a team shield after you commit.

3
Engage utility

Mercury's Treads

1,250 gold

Adds magic resistance and tenacity against reducible control; use Plated Steelcaps instead when repeated physical attacks are the clearer draft problem.

4
Protect ally

Zeke's Convergence

2,200 gold

Supports the ally following your engage.

5
Vs attacks

Knight's Vow

2,300 gold

Redirects protection toward a priority teammate.

6
Final mobility

Frozen Heart

2,500 gold

Strong into repeated basic attacks, not every composition.

Complete build choices

Choose the route before play

Recommendation review pending

AlternativeToo much healingApply anti-heal only when repeated healing is materially changing fights.View full route

Best when: Apply anti-heal only when repeated healing is materially changing fights.

  1. Quest upgradeSolstice Sleigh
  2. Team defenceLocket of the Iron Solari
  3. Engage utilityMercury's Treads
  4. Morellonomicon
  5. Vs attacksKnight's Vow
  6. Final mobilityFrozen Heart
AlternativeCrowd controlMikael's removes eligible crowd control from an ally; check that the effect can actually be cleansed.View full route

Best when: Mikael's removes eligible crowd control from an ally; check that the effect can actually be cleansed.

  1. Quest upgradeSolstice Sleigh
  2. Team defenceLocket of the Iron Solari
  3. Engage utilityMercury's Treads
  4. Mikael's Blessing
  5. Vs attacksKnight's Vow
  6. Final mobilityFrozen Heart
AlternativeCannot start fightsShurelya's movement speed helps the team engage or disengage when positioning is the problem.View full route

Best when: Shurelya's movement speed helps the team engage or disengage when positioning is the problem.

  1. Quest upgradeSolstice Sleigh
  2. Team defenceLocket of the Iron Solari
  3. Engage utilityMercury's Treads
  4. Shurelya's Battlesong
  5. Vs attacksKnight's Vow
  6. Final mobilityFrozen Heart

Complete build comparison

Complete build comparison

Recommendation review pending

Build review neededEngage supportRecommendation review pendingView full route

Recommendation review pending

  1. Quest upgradeSolstice Sleigh
  2. Team defenceLocket of the Iron Solari
  3. Engage utilityMercury's Treads
  4. Protect allyZeke's Convergence
  5. Vs attacksKnight's Vow
  6. Final mobilityFrozen Heart
AlternativeToo much healingApply anti-heal only when repeated healing is materially changing fights.View full route

Best when: Apply anti-heal only when repeated healing is materially changing fights.

  1. Quest upgradeSolstice Sleigh
  2. Team defenceLocket of the Iron Solari
  3. Engage utilityMercury's Treads
  4. Morellonomicon
  5. Vs attacksKnight's Vow
  6. Final mobilityFrozen Heart
AlternativeCrowd controlMikael's removes eligible crowd control from an ally; check that the effect can actually be cleansed.View full route

Best when: Mikael's removes eligible crowd control from an ally; check that the effect can actually be cleansed.

  1. Quest upgradeSolstice Sleigh
  2. Team defenceLocket of the Iron Solari
  3. Engage utilityMercury's Treads
  4. Mikael's Blessing
  5. Vs attacksKnight's Vow
  6. Final mobilityFrozen Heart
AlternativeCannot start fightsShurelya's movement speed helps the team engage or disengage when positioning is the problem.View full route

Best when: Shurelya's movement speed helps the team engage or disengage when positioning is the problem.

  1. Quest upgradeSolstice Sleigh
  2. Team defenceLocket of the Iron Solari
  3. Engage utilityMercury's Treads
  4. Shurelya's Battlesong
  5. Vs attacksKnight's Vow
  6. Final mobilityFrozen Heart

Runes and summoner spells

Runes and summoner spellsBlitzcrankSupport

Catch, survive the return damage, then create another opening.

Swiftplay
Primary tree

Resolve

AftershockFont of LifeBone PlatingUnflinching
Secondary tree

Inspiration

Hextech FlashtraptionCosmic Insight
Summoner spells
FlashIgnite
Coordinate the Bot pair

Check which defensive spell the Bot partner selected before duplicating Heal, Barrier or Exhaust.

Match the lane threat

Exhaust answers a committed damage dealer; Ignite adds pressure and anti-heal; Heal protects both nearby partners.

Matchup notes

What changes when Renata Glasc is opposite you?

Pre-game kit comparison
Strategic interaction

Create one decisive catch

A separated target can prevent a ranged support from playing a comfortable front-to-back lane.

Early to mid

Look for lane pressure, first recalls and early objectives before scaling carries complete several items.

Your plan

Use the route you prepared

Vex does not directly block Rocket Grab. Personal Space gives her a shield and, while Doom is ready, its fear can disrupt your follow-up after the pull. Treat the visible shield and her “Nope” line as counter-engage, not proof that the hook was cancelled.

Ability reminders

Blitzcrank reminders

  • The 1-2-3 combo of Rocket Grab, Power Fist, and Static Field can devastate an individual opponent.
  • Using Blitzcrank's grab to pull an enemy into your tower range followed by a Power Fist will allow the tower to get several hits on them.

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.

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.
Crowd control

Mikael's Blessing

Mikael's removes eligible crowd control from an ally; check that the effect can actually be cleansed.

Cannot start fights

Shurelya's Battlesong

Shurelya's movement speed helps the team engage or disengage when positioning is the problem.

Ability reference

Compare both kits

Ability reference Data Dragon 16.20.1

Cooldown (s) / Cost / Listed range (units) Data Dragon 16.20.1

Blitzcrank

  1. P
    Mana Barrier

    Blitzcrank gains a shield based on their mana when dropping to low health.

  2. Q
    Rocket Grab

    Blitzcrank fires their right hand to grab an opponent on its path, dealing damage and dragging it back to them.

    Cooldown (s) 20/19/18/17/16 · Cost 100 · Listed range (units) 1079
  3. W
    Overdrive

    Blitzcrank super charges themself to get dramatically increased Move and Attack Speed. They are temporarily slowed after the effect ends.

    Cooldown (s) 15 · Cost 75
  4. E
    Power Fist

    Blitzcrank charges up their fist to make the next attack deal double damage and pop their target up in the air.

    Cooldown (s) 7/6.5/6/5.5/5 · Cost 25 · Listed range (units) 300
  5. R
    Static Field

    Enemies attacked by Blitzcrank are marked and take lightning damage after 1 second. Additionally, Blitzcrank can activate this ability to remove nearby enemies' shields, damage them, and silence them briefly.

    Activate near enemies to remove their shields, damage them and briefly silence them.

    Cooldown (s) 60/40/20 · Cost 100 · Listed range (units) 600

Renata Glasc

  1. P
    Leverage

    Renata's Attacks deal bonus damage and mark enemies. Renata's allies can damage marked enemies to deal bonus damage.

  2. Q
    Handshake

    Renata sends out a missile rooting the first enemy hit, and can recast the ability to throw the unit in a direction.

    Cooldown (s) 16 · Cost 80 · Listed range (units) 900
  3. W
    Bailout

    Renata buffs an allied champion to fight harder, delaying their death and potentially saving them if they get a takedown.

    Cooldown (s) 28/27/26/25/24 · Cost 80 · Listed range (units) 800
  4. E
    Loyalty Program

    Renata sends out a pair of chemtech missiles, shielding allies and damaging and slowing enemies hit.

    Cooldown (s) 14/13/12/11/10 · Cost 70/80/90/100/110 · Listed range (units) 800
  5. R
    Hostile Takeover

    Renata sends out a wave of chemicals, causing any enemies hit to go Berserk.

    Cooldown (s) 150/130/110 · Cost 100 · Listed range (units) 2000

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

Balance lane pressure with protection for the carry

1
Lane

Hold the ability that makes opponents respect your lane and trade when both Bot-lane partners are ready.

2
Map play

Recall and move on safe wave timings; an unsupported roam can cost the carry an entire wave or a dive.

3
Fights

Control one approach and keep enough protection for the enemy's most likely engage.

Pings, movement and objectives

Blitzcrank Support map plan

Rocket Grab is pressure even while unused. Ping the intended move first, approach through vision or fog, and pull only a target the team wants nearby.

Ahead

Make the lead open the map

Ping
Use On My Way before walking into a new hook angle. Ping Assist Me on Dragon after Bot can move, and Danger if your carry is too far away to follow Rocket Grab.
Map movement
Roam after a pushed wave, shared recall or when the carry can collect safely. Deep wards still require the Jungler or another nearby ally.
Objective
Arrive early, clear the enemy entrance and hold the key engage or peel spell. Do not chase away from Dragon and hand the opponent a free route back in.
Even

Create one clear numbers advantage

Ping
Use On My Way before an engage or roam, Enemy Missing as soon as a lane opponent disappears, and Danger when your carry cannot follow.
Map movement
Leave only on a safe wave or recall timing. If the carry would lose a full wave or face a dive, stay Bot and communicate that you are not moving.
Objective
Help Bot finish the wave, then enter river with the Jungler. Set vision before starting and avoid turning an even objective into an unseen gamble.
Behind

Stop the next loss before seeking a play

Ping
Use Retreat or Danger before an ally enters darkness, Enemy Missing immediately, and Assist Me when you need company to restore defensive vision.
Map movement
Do not abandon a crashing wave or vulnerable carry. Move after the wave is stable and use the nearest safe ward line rather than forcing deep vision.
Objective
Protect the river entrance with an ally and threaten a pick from your own vision. Do not blind-hook a durable front-liner into a team that is already losing the fight.
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 move

    Around a minute before Dragon, ping the plan, spend gold if needed and make sure Bot and Mid know whether they can move.

  2. 2
    Enter together

    Walk with the Jungler or another ally. Sweep one route, place useful entrance vision and never face-check alone.

  3. 3
    Before starting

    Check nearby waves and enemy positions. Hold the spell that either starts a reachable fight or protects your main damage dealer.

  4. 4
    During the contest

    Keep enemies away from the safe entrance, mark the reachable threat and avoid chasing so far that Dragon is left unprotected.

Later objectives: Use the same pattern for Rift Herald or Baron: communicate first, move through controlled vision with an ally, then choose engage or peel before the fight begins.

Keep preparing

Use the champion page or choose another opponent

The matchup page is a pre-game reference. It does not predict the result or alter its recommendation from changing live match data.

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