Marvel Rivals Season 5.5 release countdown: Start time for all regions

Marvel Rivals Season 5.5 is officially set to go live on December 12, 2025, at 4 am Eastern Time. This mid-season update brings plenty of exciting additions, including Rogue in the hero roster, a fresh batch of cosmetics, and a wide range of hero balance changes. While it isn’t a full seasonal reset, there's still plenty of content to explore.

On that note, here’s the release countdown of Marvel Rivals Season 5.5 and the exact start time for all major regions.

Marvel Rivals Season 5.5: Release date and times for all major regions

As mentioned before, the mid-season update of Marvel Rivals Season 5 will begin on December 12, 2025, at 4 am Eastern Time. The developers have also mentioned that there would be a downtime of around two hours.

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During the downtime, players will not be able to enter matchmaking, purchase cosmetics, or even enter private lobbies. Do note that the availability may vary depending on the region and server stability.

Here’s when Season 5.5 will start across major regions:

Timezone	Date and time
Pacific Standard Time (PST)	December 12, 2025, at 1 am
Mountain Standard Time (MST)	December 12, 2025, at 2 am
Central Standard Time (CST)	December 12, 2025, at 3 am
Eastern Standard Time (EST)	December 12, 2025, at 4 am
Coordinated Universal Time (UTC)	December 12, 2025, at 9 am
Central European Time (CET)	December 12, 2025, at 10 am
Moscow Standard Time (MSK)	December 12, 2025, at 12 pm
Indian Standard Time (IST)	December 12, 2025, at 2:30 pm
China Standard Time (CST)	December 12, 2025, at 5 pm
Japan Standard Time (JST)	December 12, 2025, at 6 pm
Australian Eastern Daylight Time (AEDT)	December 12, 2025, at 8 pm
New Zealand Daylight Time (NZDT)	December 12, 2025, at 10 pm

For those wondering, Marvel Rivals Season 5 ends on January 16, 2026. There will be smaller content updates in between, mostly focusing on limited-time events or bug fixes. Moreover, the competitive rank will be reset at the beginning of the next season.