Rule, Ratannia!
Rule, Ratannia! is Rat King's ultimate in Deadlock (slot 4), an active ability with a 180 second cooldown. Charge up and summon the banner of Ratannia, granting all nearby allies increased move speed, immunity from slows, and reduced incoming damage while near the banner. Rule, Ratannia! was added to Deadlock in the October 2, 2026 patch (build 6742).
Open the most-bought Rat King build
The 4 items bought most in each phase of 202,752 Rat King matches, October 30 to November 1, 2026, measured by deadlock-api.com.
Rule, Ratannia! in matches
Rat King players unlocked Rule, Ratannia! last (fourth) in 99.5% of matches (202,723 of 203,801) and third in 0.4% of matches (823 of 203,801), in all-rank matches from October 30 to November 1, 2026, from patch 6833's release day.
Measured from matches at all ranks from October 30 to November 1, 2026, starting on the day patch 6833 was released (October 30, 2026), by deadlock-api.com. These are match results, not numbers from the game files, and not a recommendation. Each share is the Rat King matches in which Rule, Ratannia! was the first, second, third or fourth ability unlocked, out of every Rat King match counted; a step under 500 matches is not listed.
Match data: deadlock-api.com. deadlock-api.com is not endorsed by Valve and does not reflect the views or opinions of Valve or anyone officially involved in producing or managing Valve properties. How a share is computed: methodology.
Rule, Ratannia! stats
Rule, Ratannia!
- Cooldown 180s
- Duration 10s
Charge up and summon the banner of Ratannia, granting all nearby allies increased move speed, immunity from slows, and reduced incoming damage while near the banner.
Banner Aura
- 20m Radius
Slam the banner into the ground causing the sewers below to violently erupt, dealing bullet damage while applying knockup and slow to all enemies in the area. Rats will swarm out of the sewers, applying Rat Swarm to enemies they hit.
Banner Slam
- 12s Flag Duration
- 20m Radius
Upgrades
| Tier | Bonuses | In game |
|---|---|---|
| 1 | +2 m Move Speed -25s Cooldown | +2m Move Speed -25s Cooldown |
| 2 | +5s Flag Duration +8m Radius | +5s Flag Duration +8m Radius |
| 3 | +150 Damage +10% Damage Reduction | +150 Damage and +10% Damage Reduction |
Each tier is bought with ability points; how many points a tier costs is not in the game files this site reads, so it is not shown. Learning the ability takes 1 ability unlock.
Rule, Ratannia! changes in the November 4, 2026 patch (build 6851)
| Stat | November 4, 2026 (build 6849) | November 4, 2026 (build 6851) |
|---|---|---|
| Move Speed | +3 m | +4 m |
| Tier 1 upgrade | +2 m Move Speed | +2 m Move Speed and -25s Cooldown |
Rule, Ratannia! change history
| Patch | Change | State |
|---|---|---|
| November 4, 2026build 6851 | Rule, Ratannia!'s Move Speed changed from +3 m to +4 m. Rule, Ratannia!'s tier 1 upgrade changed from +2 m Move Speed to +2 m Move Speed and -25s Cooldown. | Changed |
| October 30, 2026build 6833 | Rule, Ratannia!'s cooldown changed from 160s to 180s. | Changed |
| October 26, 2026build 6821from build 6757 | No player-facing change in 23 builds (October 6 to October 26, 2026). | Unchanged |
| October 5, 2026build 6753 | Rule, Ratannia!'s cooldown changed from 130s to 160s. Rule, Ratannia!'s duration changed from 12s to 10s. Rule, Ratannia!'s Damage Reduction changed from 20% to 15%, Radius from 24m to 20m and Move Speed scaling from +0.05 x Spirit to no scaling. Rule, Ratannia!'s tier 1 upgrade changed from -20s Cooldown and +1 m Move Speed to +2 m Move Speed; the tier 2 upgrade changed from +8s Flag Duration, +8m Radius and +8s Duration to +5s Flag Duration and +8m Radius; the tier 3 upgrade changed from +150 Damage and +15% Damage Reduction to +150 Damage and +10% Damage Reduction. | Changed |
| October 2, 2026build 6742 | Added to Deadlock. | Added |
Rule, Ratannia! FAQ
What does Rule, Ratannia! do?
Charge up and summon the banner of Ratannia, granting all nearby allies increased move speed, immunity from slows, and reduced incoming damage while near the banner. Its tooltip lists +4 m Move Speed, 15% Damage Reduction, 20m Radius and 200 Damage (+1.2 x Weapon Damage).
What is Rule, Ratannia!'s cooldown in Deadlock?
Rule, Ratannia! has a 180 second cooldown. The tier 1 upgrade changes it by -25s.
What do Rule, Ratannia!'s upgrades do?
Tier 1: +2m Move Speed, -25s Cooldown. Tier 2: +5s Flag Duration, +8m Radius. Tier 3: +150 Damage and +10% Damage Reduction.
Which hero has Rule, Ratannia!?
Rule, Ratannia! is Rat King's ultimate (slot 4).
When was Rule, Ratannia! added to Deadlock?
Rule, Ratannia! was added to Deadlock in the October 2, 2026 patch (build 6742).
Was Rule, Ratannia! changed in the latest patch?
Yes. In the November 4, 2026 patch (build 6851), Rule, Ratannia!'s Move Speed changed from +3 m to +4 m. Rule, Ratannia!'s tier 1 upgrade changed from +2 m Move Speed to +2 m Move Speed and -25s Cooldown.