McGinnis · Ultimate · 200s cooldown
Heavy Barrage
Updated ·Refreshed daily from public match data·Methodology
HeroMcGinnis →What does Heavy Barrage do in Deadlock?
Heavy Barrage is McGinnis's ultimate on a 200-second cooldown with 8s duration, 0.2s cast delay, 21 damage per rocket. Unleashes a volley of rockets that home in on a targeted location. McGinnis is slowed and is still able to use stamina.
Upgrades: 1 AP — Applies 24% movement and dash slow for 1s; 2 AP — -45.0s Cooldown and +6.0s Duration; 5 AP — +2m Radius and +15.0 Damage per Rocket with increased spirit scaling.
In the most played McGinnis skill order (60.3% win rate over 2.8K games), Heavy Barrage takes its first point at step 7 and gets 4 of the first 12 points, making it the second ability players max.
Full numbers below; for items and lane matchups see the McGinnis build, or compare cooldowns on the all-abilities table.
Base values, before items
Heavy Barrage stats
Cooldown
200s
Duration
8s
Cast Delay
0.2s
Damage Per Rocket
21
Rockets per second
6
Ability points
Heavy Barrage upgrades
- 1 AP
Applies 24% movement and dash slow for 1s
+24% Move Speed · +1s Slow Duration
- 2 AP
-45.0s Cooldown and +6.0s Duration
-45s Cooldown · +6s Duration
- 5 AP
+2m Radius and +15.0 Damage per Rocket with increased spirit scaling
+15 Damage Per Rocket · +0.16 Damage Per Rocket · +2m Explosion Radius
Most played McGinnis skill order
When to level Heavy Barrage
In the most played McGinnis skill order (60.3% win rate over 2.8K games), Heavy Barrage takes its first point at step 7 and gets 4 of the first 12 points, making it the second ability players max.
Heavy Barrage patch history
Minor Update - 06-11-2026 · June 12, 2026
- – Fixed some rare cases where Heavy Barrage would stop working
- – Heavy Barrage DPS reduced from 22.5 to 21
Minor Update - 05-31-2026 · May 31, 2026
- – Heavy Barrage range reduced from 50m to 36m
- – Heavy Barrage T1 Dash Slow reduced from 30% to 18% (regular slow still 30%)
- – Heavy Barrage T3 Damage Per Rocket reduced from +18 to +15
Gameplay Update - 05-22-2026 · May 22, 2026
- – Fixed Heavy Barrage not triggering Diviner's Kevlar
Gameplay Update - 03-06-2026 · March 6, 2026
- – Heavy Barrage duration reduced from 13s to 8s
- – Heavy Barrage minimum range reduced from 9m to 8.5m
- – Heavy Barrage T1 tooltip updated to clarify that it also reduces dash distance
- – Heavy Barrage T1 move slow reduced from 40% to 30%
- – Heavy Barrage T1 dash slow increased from 20% to 30%
- – Heavy Barrage T1 slow duration reduced from 2s to 1.5s
- – Heavy Barrage T2 cooldown reduction increased from -45s to -55s
- – Heavy Barrage T2 now also increases duration by 6s
- – Heavy Barrage T3 damage increased from +21 to +25
- – Heavy Barrage T3 spirit scaling from +0.2 to +0.25
- – Heavy Barrage T3 now also increases explosion radius by 2m
- – Heavy Barrage radius reduced from 5m to 4.5m
- – Heavy Barrage T1 slow duration reduced from 1.5s to 1s
- – Heavy Barrage T3 spirit scaling reduced from +0.25 to +0.2
- – Heavy Barrage T3 damage reduced from +25 to +22
- – Heavy Barrage cooldown increased from 165s to 175s
- – Heavy Barrage spirit scaling reduced from 0.23 to 0.2
- – Heavy Barrage T3 spirit scaling reduced from 0.2 to 0.16
- – Heavy Barrage T3 DPS reduced from 22 to 18
Other McGinnis abilities
Slow
Abilities like Heavy Barrage
FAQ
What is the cooldown of Heavy Barrage?＋
Heavy Barrage has a 200-second base cooldown before cooldown items or upgrades. One of its upgrades lowers it further — see the upgrade list above.
What are the Heavy Barrage upgrades?＋
1 AP: Applies 24% movement and dash slow for 1s 2 AP: -45.0s Cooldown and +6.0s Duration 5 AP: +2m Radius and +15.0 Damage per Rocket with increased spirit scaling
When should you level Heavy Barrage?＋
In the most played McGinnis skill order (60.3% win rate over 2.8K games), Heavy Barrage takes its first point at step 7 and gets 4 of the first 12 points, making it the second ability players max.
Which hero has Heavy Barrage?＋
Heavy Barrage is McGinnis's ultimate. McGinnis is a mystic whose other abilities are Mini Turret, Medicinal Specter, Spectral Wall.