The Houston Outlaws rallied to defeat the London Spitfire 3-1 on Sunday to move up in the West Region qualifying standings for the Overwatch League's Spring Stage Knockouts.

The Outlaws improved to 5-1 and moved into second, just ahead of Florida Mayhem and Boston Uprising.

In other action, the Los Angeles Gladiators came back to beat the Vancouver Titans 3-1 and the San Francisco Shock beat the Los Angeles Valiant 3-1.

The Outlaws dropped the first map to the Spitfire, 2-0 on Nepal. But Houston bounced back to take the next three: Blizzard World (3-0), Rialto (1-0) and New Queen Street (1-0).

The Gladiators improved to 4-2 despite dropping the first map, 2-1 on Oasis. The Gladiators put the match away with a 3-2 win on Blizzard World, a 3-1 triumph on Havana and a 1-0 victory on New Queen Street.

The Shock moved to 3-3 and dropped the Valiant to 0-8, rebounding after losing the first map, 2-1 on Antarctic Peninsula. The Shock took the next three -- 2-1 on Blizzard World, 1-0 on Junkertown and 1-0 on Esperanca - to secure the win.

West Region qualifying continues Friday with four matches:

--London Spitfire vs. Los Angeles Gladiators

--Vegas Eternal vs. Atlanta Reign

--Washington Justice vs. New York Excelsior

--Houston Outlaws vs. Florida Mayhem

Overwatch League Spring Stage Knockouts, West Region qualifying with match record, map differential

1. Atlanta Reign, 6-0, plus-17

2. Houston Outlaws, 5-1, plus-11

T3. Boston Uprising, 5-1, plus-10

T3. Florida Mayhem, 5-1, plus-10

5. Washington Justice, 4-2, plus-5

6. Los Angeles Gladiators, 4-2, plus-2

7. Vancouver Titans, 3-3, plus-2

8. San Francisco Shock, 3-3, minus-4

T9. Toronto Defiant, 2-4, minus-4

T9. New York Excelsior, 2-4, minus-4

11. London Spitfire, 1-5, minus-8

12. Vegas Eternal, 0-6, minus-17

13. Los Angeles Valiant, 0-8, minus-20