Delta Force Season 10 Fission Update Guide: AZ3 Map, Free Rainbow Six Siege Skins, New Operator and Events

Prepare for Season 10 with Topuplist
Delta Force Season 10 introduces a huge amount of new content, including the AZ3 Nuclear Power Plant map, Rainbow Six Siege crossover rewards, new operators, weapons, and seasonal events.
If you're planning to jump into the new season from day one, make sure your account is ready ahead of launch.
Recharge Delta Force on Topuplist:
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Whether you're preparing for new bundles, battle pass rewards, or upcoming events, Topuplist provides a fast and convenient way to top up before Season 10 begins.
Introduction
Delta Force Season 10: Fission is shaping up to be one of the most content-packed updates so far. The new season introduces the AZ3 Nuclear Power Plant map, a new radiation gameplay system, exclusive high-value loot, a new boss, a new operator, new weapons, weapon kits, ammo types, summer events, anti-cheat improvements, and a major Rainbow Six Siege crossover featuring free operator skins and weapon skins.
Based on the official Season 10 preview livestream, the developers also acknowledged several issues from the current season, including excessive limited red-tier collectibles and operator balance concerns. Additional optimizations are expected in future updates.
For official announcements and patch information, players can visit:
https://www.playdeltaforce.com/
Here is everything announced for Delta Force Season 10 Fission.
Delta Force Season 10 Release Date and Overview
The headline feature of Season 10 is the new AZ3 Nuclear Power Plant map.
Season 10 Overview
Unlike previous high-intensity maps, AZ3 focuses heavily on radiation mechanics, map-exclusive loot, special mission events, and risk-versus-reward gameplay.
New AZ3 Nuclear Power Plant Map
The AZ3 Nuclear Power Plant is the largest addition in Season 10.
This hazardous nuclear facility introduces radiation exposure, contaminated loot containers, decontamination systems, map-exclusive collectibles, and a new boss encounter.
AZ3 changes how players approach looting, combat, rotations, and extraction decisions.
Radiation System Explained
The new radiation mechanic consists of four stages.
As radiation levels increase, operators may suffer:
Bleeding-style effects
Fracture-related penalties
Vision impairment
Reduced combat performance
Increased extraction pressure
Some radiation stages may provide minor temporary benefits, but most effects are negative.
Managing radiation efficiently will become one of the most important survival skills on AZ3.
Radiation Containers and Loot Zones
Special radiation containers can be found throughout the map.
When players approach them, their Geiger counter will emit warning sounds.
Opening these containers may increase radiation exposure but can reward players with significantly more valuable loot.
The map also features radiation leak zones that offer:
Higher-risk engagements
Better loot opportunities
Increased chances of finding rare containers
This creates a strong risk-versus-reward system for loot-focused players.
How to Remove Radiation in AZ3
Players currently have three ways to remove radiation.
1. Decontamination Rooms
Fixed decontamination rooms are located around the map.
Players can interact with these facilities to safely remove accumulated radiation.
2. Decontamination Squad
AZ3 includes a roaming decontamination squad.
These NPCs can help remove radiation, but careless positioning may trigger hostile reactions.
3. Radiation Purification Vehicle
The Radiation Purification Vehicle is one of the most interesting additions in Season 10.
The vehicle can:
Remove radiation
Travel to designated locations
Assist in combat
Create additional pressure during engagements
Help transport heavily loaded players
Many players expect this vehicle to become an important tactical tool on the map.
AZ3 Exclusive Red Items
Season 10 introduces two map-exclusive red-tier collectibles.
Concentrated Uranium Sample
Size: 2×4
Category: Nuclear collectible
Reactor Cooling Core
Size: 3×3
Category: AZ3 exclusive red item
These items are expected to become some of the most valuable loot targets during the opening weeks of Season 10.
H1000 Boss and Emergency Shutdown Mission
AZ3 features a new map-exclusive boss known as Agent H1000.
H1000 Boss Mechanics
The boss can fire a tranquilizer dart.
Players hit by the dart may experience a full black-screen effect several seconds later, making them vulnerable to elimination.
This mechanic encourages:
Careful positioning
Fast reactions
Team coordination
Underestimating H1000 could quickly end a successful raid.
Emergency Shutdown Mission
A new mission called Emergency Shutdown is also being added.
Current test-server information suggests the mission may involve:
Escorting a scientist or doctor
Activating an emergency shutdown system
Watching a major facility explosion
Entering a parachute sequence
Accessing a final reward container
The final live-server version may differ, but it already appears to be one of the most cinematic missions in Delta Force.
Season Missions and Gameplay Improvements
Season 10 introduces several quality-of-life upgrades.
New Mission Branch System
Players can now make mission choices that lead to different endings.
Additional Improvements
Improved teammate marker response system
Better communication tools
Mobile feature parity improvements
Random knife skin selection
Lobby emote playback during matchmaking
One major change is the temporary removal of Treasure Pile.
Players interested in Treasure Pile rewards should complete related objectives before Season 10 launches.
New Operator, Weapons, Ammo and Kits
Season 10 introduces a new operator called Liquid Nitrogen.
More details about the operator's abilities are expected at launch.
The update also adds:
Two new weapons
Three new weapon kits
Five new ammunition types
New inspection animations will also be available for:
Resuscitation Ventilator
Carbon Fiber Plate
Electronic Shackles
The final balance of these weapons may change before release.
Rainbow Six Siege Crossover Rewards
One of the biggest highlights of Season 10 is the Rainbow Six Siege collaboration, launching on July 10.
Free Operator Skins
Players can earn free operator skins by completing event missions.
Available crossover outfits include:
Hackclaw
Luna
Toxik
Players can choose two of the three bundles for free.
Free Black Ice Weapon Skins
The iconic Black Ice weapon skin collection arrives in Delta Force.
Available bundles include:
Black Ice I
Black Ice II
Players can select one bundle for free through event progression.
MP5 Black Ice Login Reward
On July 10, players can simply log in to claim:
MP5 Black Ice Weapon Skin
This is expected to be one of the most popular free rewards of the season.
New Drone Collectible
The crossover also introduces a drone collectible inspired by Rainbow Six Siege.
The drone can:
Scout enemy positions
Check rooms safely
Gather tactical information
Create opportunities before engagements
Its operating range and duration are limited, but it still offers valuable utility.
Anti-Cheat Updates and Account Security
Season 10 introduces several anti-cheat improvements.
Expanded Compensation System
Players affected by confirmed cheaters may receive compensation for:
Equipment losses
Ammunition
Medical supplies
Keycard-related expenses
Additional support packages
Secondary Password System
A long-requested secondary password feature is finally arriving.
This will provide stronger account security and better protection for valuable in-game assets.
Security Patrol Team
A new Security Patrol Team system is also planned for future implementation.
Season 10 Events and Battle Pass
Season 10 includes a large collection of events and rewards.
Elegy Knife Skin
The new knife skin Elegy will debut during the season.
AKM Stars Skin
The seasonal AKM skin is called Stars.
Battle Pass Rewards
Season 10 Battle Pass rewards include:
Vyron Cowboy Operator Skin
Tenglong Weapon Skin
The new ammo types may also increase Tenglong's popularity.
Uluru Fury Red Skin
Launch Date:
July 17
Treasure Month Returns
Treasure Month returns in August and features a collaboration with the Jingdezhen Imperial Kiln Museum.
Brakkesh Challenge Schedule
The optimized Brakkesh Challenge mode will be available during:
Players interested in competitive gameplay should mark these dates.
Esports and Offline Activities
Season 10 will also expand Delta Force esports.
Brakkesh League Summer Split
Start Date:
August 5
Internet Cafe Benefits
Eligible locations may offer:
Chi Xiao Knife
Mercy Knife
More than 100 weapon skins
Additional online and offline community activities are also planned throughout the season.
New Gameplay Mode Teaser
At the end of the Season 10 livestream, developers teased a completely new gameplay mode.
Current information suggests it may focus on:
Multi-style combat
Different combat approaches
Unique tactical interactions
More details are expected later during the season.
Delta Force Season 10 Summary
Delta Force Season 10 Fission is one of the largest updates the game has received so far.
The AZ3 Nuclear Power Plant introduces radiation mechanics, decontamination systems, map-exclusive red items, new mission content, and the challenging H1000 boss encounter.
Meanwhile, the Rainbow Six Siege crossover brings free operator skins, free Black Ice weapon bundles, and an MP5 Black Ice login reward that many players will not want to miss.
Season 10 also adds a new operator, new weapons, new ammo types, anti-cheat improvements, stronger account security, esports activities, and multiple seasonal events.
If you plan to return for Delta Force Season 10, this is shaping up to be one of the most important updates of the year.
Get Ready for Season 10
Before the AZ3 Nuclear Power Plant opens and the Rainbow Six Siege crossover begins, make sure your account is fully prepared.
Recharge Delta Force on Topuplist:
Stay ready for new operators, exclusive bundles, battle pass rewards, and everything arriving with Delta Force Season 10 Fission.

