Infinity Ward has released a new update forCall of Duty: WarzoneandCall of Duty: Modern Warfarethat makes a few key changes to the core multiplayer as well as the battle royale.Call of Duty: Warzonegets the most attention in the update, with Infinity Ward making a big change to one key feature in the night version of Verdansk, while also changing up the playlists that are available to players.

The headlining change that may be of the most interest toCall of Duty: Warzoneplayers is that helicopters have been disabled in the night version of Verdansk. Infinity Ward didn’t offer any explanation as to why it disabled helicopters on theVerdansk night map, but it likely has to do with balancing reasons. Infinity Ward has disabled variousCall of Duty: Warzonevehicles in the past to better-balance the game, though it’s also possible that helicopters were disabled due to technical issues. Unless Infinity Ward offers a more detailed explanation, all fans can do is speculate.

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Meanwhile,Call of Duty: Warzonefans will notice some new playlists when they boot up the battle royale game today. Infinity Ward has added BR Solo Survivor, as well as a Halloween twist onJuggernaut Royalecalled Juggourdnaut Royale. The fan favoriteWarzonevariant mode Plunder has also been added back to the game, but now it’s known as Plunder: Candy Collector.

Call of Duty: Warzonefans can expect this Halloween-themed content to remain in the game until November 3, at which point the Haunting of Verdansk event will come to an end. So anyone interested in tryingWarzone’s new Zombie Royale modeor unlocking all of the Halloween content should be sure to jump in as soon as they can.

Meanwhile, the new update also makes a slight change toCall of Duty: Modern Warfare. Those playing the standardCall of Duty: Modern Warfaremultiplayer mode will notice that the pumpkin heads are no longer appearing in the game. It seems that Infinity Ward has disabledModern Warfarepumpkin headsdue to a bug, but stopped short of specifying what the bug was doing exactly.

Fans can expect Infinity Ward to continue supporting bothModern WarfareandWarzonefor at least another few weeks, at which pointWarzonewill then be tied to the upcomingCall of Duty: Black Ops Cold War. Whether or not more substantial seasonal content is still in the works forModern Warfareremains to be seen, but more information should come to light in the coming weeks.

Call of Duty: Warzoneis out now for PC, PS4, and Xbox One.