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Abilities all values

  • 5v5Standard (5v5): the values below
  • 6v6Base shield health 250 per patch of 17 Dec 2024
  • Stadiumown values not collected yet

HyperspheresProjectile · Area

Paired orbs implode at up to 21 m for 40 splash, plus 20 on direct hits.

Damage
20 (direct hit bonus) · 40–12 (splash, enemy)
Damage per second
73.3
Headshots
no
Ammo
∞
Fire rate
0.67 shots/s
Range
21 m
Radius
1–2.9 m (splash, falloff start - max)
Projectile speed
48 m/s

Last changed on 12 December 2025: Impact direct damageChange

Kinetic GraspArea

For 2 s, catches incoming projectiles ahead and turns them into overhealth.

Cooldown
12 s
Duration
2 s
Range
3 m

AccretionArcing projectile · Area

Thrown rock: 80 on direct hit plus splash, knocking the target down for 1.1 s.

Damage
80 (direct) · 40–12 (splash, enemy) · 20–6 (splash, self)
Headshots
no
Cooldown
10 s
Duration
1.1 s (knockdown)
Radius
2.5 m
Projectile speed
37 m/s

Last changed on 17 December 2024: DamageChange

Experimental BarrierProjectile

650-health barrier that drifts forward while held, halts on release, and returns on command.

Range
∞
Projectile speed
20 m/s
Barrier
650

Last changed on 14 April 2026: Maximum healthChange

Gravitic FluxArea · MovementUltimate

Ultimate: 8 m zone within 35 m, enemies float 2.5 s, then get slammed down.

Damage
50 (lift)
Duration
5 s (targeting) · 1 s (activation delay) · 2.5 s (lift)
Range
35 m
Radius
8 m
Slow
-50%
Ultimate cost
2300 points

Last changed on 7 February 2023: Ultimate costChange

Perks one of two per level

Minor perks

Kinetic Cycle

Projectiles caught by Kinetic Grasp bring Accretion back sooner.

or
Hyper Regenerationchanged 14 Jul 2026

Experimental Barrier repairs itself by 30% of the damage Hyperspheres deal.

Major perks

Hyper Strike

Lift and knockback on your next quick melee after every 5 direct Hypersphere hits.

or
Levitation

A held double jump lets Sigma float upward for a moment.

Stadium powers 12 to choose from

Zero Gravitychanged 16 Jun 2026
Trinispherechanged 22 Oct 2025
Symphonic Syzygychanged 14 Apr 2026
Event Horizonchanged 9 Feb 2026
Philharmonic Fortitudechanged 24 Jun 2025
Orbital Barrierchanged 24 Jun 2025
Singularitychanged 9 Feb 2026
Hyperloopchanged 7 Aug 2025
Maestrochanged 16 Sept 2025
Apogee Alignmentchanged 16 Jun 2026
Astrophysicalchanged 24 Jun 2025
Mass Driverchanged 16 Jun 2026
Powers, items and changes in Stadium

Changes 23 patches · 98 changes since 7 Feb 2023 · green helps Sigma, red hurts, grey is unclear

Season 3 (2026) · Into the Tiger's Den

3 patches · 11 changes

Apogee AlignmentPower

  • Damage5075% (better)

Mass DriverPower

  • Accretion damage2025% (better)
  • Experimental barrier health restore100150 (better)

Zero GravityPower

  • Duration1.52.5s (better)
  • 2 changes without numbers

The HarnessItem · Epic

  • unnamed field−4 s

Season 2 (2026) · Summit

1 patch · 2 changes

Experimental Barrier

  • Maximum health650600 (worse)6v6

Symphonic SyzygyPower

  • Damage absorbed threshold for attack speed10050 (better)

Season 1 (2026) · Conquest

1 patch · 6 changes

Experimental Barrier

  • Barrier health700650 (worse)

Hyper RegenerationMinor perk

  • Barrier health conversion rate5040% (worse)

Mass DriverPower

  • One change without numbers

Event HorizonPower

  • One change without numbers

SingularityPower

  • unnamed field−25%

Apogee AlignmentPower

  • Hypersphere damage10050% (worse)

Season 20 (2025) · Vendetta

3 patches · 7 changes

Zero GravityPower

  • Duration41.5s (worse)

AntimatterItem · Epic

  • Cost10,00012,000 (worse)
  • Weapon power1510% (worse)

Velocity VectorItem · Rare

  • Cost4,5006,000 (worse)

The HarnessItem · Epic

  • Cost11,00010,000 (better)

Season 19 (2025) · Haunted Masquerade

2 patches · 8 changes

Zero GravityPower

  • Flight duration2.54s (better)
  • Damage reduction1015% (better)

Apogee AlignmentPower

  • 2 changes without numbers

TrinispherePower

  • Third hypersphere damage5075% (better)
  • One change without numbers

Season 18 (2025) · Stadium Quick Play

2 patches · 8 changes

MaestroPower

  • One change without numbers

Volatile GravelItem · Rare

  • One change without numbers

Beam SplitterItem · Rare

  • Damage reduction5075% (better)
  • One change without numbers

Synced ShieldingItem · Rare

  • unnamed field510%
  • unnamed field510%

Season 17 (2025) · Powered Up!

3 patches · 42 changes

Base values

  • Barrier health scalar100150% (better)

HyperloopPower

  • Cooldown reduction0.50.8s (better)

SingularityPower

  • Splash damage2575% (better)

Zero GravityPower

  • One change without numbers

HyperloopPower

  • One change without numbers

TrinispherePower

  • One change without numbers

Event HorizonPower

  • One change without numbers

Symphonic SyzygyPower

  • One change without numbers

Orbital BarrierPower

  • One change without numbers

Philharmonic FortitudePower

  • One change without numbers

Mass DriverPower

  • One change without numbers

SingularityPower

  • Accretion splash damage+25% (better)

MaestroPower

  • Ultimate cost reduction50%
  • Gravitic flux radius−50% (worse)

Apogee AlignmentPower

  • One change without numbers

AstrophysicalPower

  • One change without numbers

Velocity VectorItem · Rare

  • Attack speed10%
  • Hypersphere range15%
  • Cost4,500

Maglev MultiplierItem · Rare

  • Weapon power10%
  • Ability power5%
  • Cost5,000
  • One change without numbers

Synced ShieldingItem · Rare

  • Shields25
  • Cost4,500
  • 2 changes without numbers

Beam SplitterItem · Rare

  • Shields25
  • Cooldown reduction5%
  • Incoming beam damage−50% (worse)
  • Cost4,000

AntimatterItem · Epic

  • Weapon power15%
  • Hyperspheres explosion radius35%
  • Cost10,000

The HarnessItem · Epic

  • Ability power25%
  • Accretion explosion radius50%
  • Cost11,000

De Kuiper's ThesisItem · Epic

  • Shields50
  • Cost11,000
  • One change without numbers

Season 14 (2024) · Hazard

1 patch · 3 changes

Base values

  • Base shield health275250 (worse)6v6

Experimental Barrier

  • Recharge rate85100/s6v6

Accretion

  • Damage120100 (worse)6v6

Season 12 (2024) · New frontiers

1 patch · 2 changes

Season 11 (2024) · Super Mega Ultrawatch

1 patch · 1 change

Season 10 (2024)

1 patch · 1 change

Season 9 (2024) · Champions

1 patch · 1 change

Season 8 (2023)

1 patch · 1 change

Season 4 (2023)

1 patch · 2 changes

Season 3 (2023)

1 patch · 3 changes

Overwatch 1

14 patches changed Sigma; the details are in Blizzard's notes

Sources

Names, pictures and icons
Blizzard Entertainment, loaded from Blizzard's servers
Base, birthday and age
Blizzard hero page , read on 23 Sept 2026
Ability values
Overwatch fan wiki , CC BY-NC-SA 3.0 , as of 24 Sept 2026
Short descriptions
Counterpick, in our own words from Blizzard's ability and perk texts and the values on this page
Changes
Blizzard patch notes , as values, not as text; field names from the notes or from Counterpick
Rates
Blizzard hero statistics , collected every night
Counters and reasons
Counterpick