# Delta Force Major Update | Rainbow Six Siege Collab Coming Soon! - Product: Delta Force (https://whatsnew.fyi/product/delta-force) - Vendor: Team Jade - Date: 2026-07-08 - Original notes: https://store.steampowered.com/news/app/2507950/view/685257749622166778 - Permalink: https://whatsnew.fyi/product/delta-force/releases/2026-07-08-major-update-rainbow-six-siege-collab-coming-soon What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog. Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'. --- - **added** — Rainbow Six Siege crossover event running from July 10 to August 23 with Legendary K437 Assault Rifle appearance Domineering as the grand prize - **added** — Rainbow Rewards Mission event to earn limited collab rewards including Legendary MP5 Black Ice appearance, Black Ice Research Cards, exclusive charms, Calling Cards, avatars, and guaranteed Legendary Collab Operator Bundles - **added** — Limited-time collab Tactical Armament lucky draw with operator bundles including Rainbow Six Siege Nox Vigil, Sineva Montagne, and Stinger Doc Operator Bundles - **added** — Rainbow Six Collab Loot event with rare Remote-Control Drone collectible deployable in-match with first-person view control - **added** — Summer Supplies event running from June 30 to September 7 to exchange Activity Points for combat supplies - **added** — Rainbow Six Merit Supply event for Warfare mode to earn Season Merit Cards, Season Merit Protection Cards, and Premium Weapon EXP Tokens - **added** — Capture the Flag event in Warfare from July 10 to July 23 to earn Armament Vouchers - **added** — Warfare Weekly Supply event from July 10 to July 16 offering Weapon Advanced EXP Card, Weapon Intermediate EXP Card, and Warfare EXP Multiplier Card - **added** — Weekend Merit Boost event on July 11 to July 12 granting double Merit for first three Grade Matches - **added** — Expert Choice event from July 10 to July 16 to complete missions with designated weapons PTR-32 and K416 for rewards - **added** — Score Calculation event from July 10 to July 16 to exchange in-match points for Quantum Keys and Logistics Vouchers in Warfare mode - **added** — Golden Matrix Bundle available from July 10 to August 9 including Vector, SCAR-H, M4A1 weapon appearances and cosmetic items - **added** — Exchange recipe for Ahsarah Cards Card Box under Quartermaster Medical Department Special Items, exchangeable once per player - **fixed** — Fixed abnormal spread when Dual-head ammunition ASH-12 Battle Rifle is used - **fixed** — Fixed issue where recoil control bonus was abnormal when using 5.8*42mm season-limited ammunition - **fixed** — Fixed issue where attribute bonuses did not take effect when RM277 Assault Rifle deployed Whale Shark Bipod Void Dear Operators, The Rainbow Six Siege crossover arrives in Delta Force with this update, bringing new crossover content, limited-time in-game events, and more rewards for Operators to unlock. This update will be rolled out with no downtime. Gameplay and matchmaking will not be affected. If you encounter any issues after the update, please restart the game to complete the update. If your game client is out of date, you'll need to update to the latest version to log in. The main highlights of this update include: Dual-Mode Event: ● Legendary Collab Prize Event Time: 7/10–7/23 Event Details: Operators, get ready for an amazing crossover between worlds! The Delta Force x Rainbow Six Siege collab is officially here! During the event, whether you're pushing for extraction in Operations or holding the line in Warfare, you can complete collab missions across both modes to earn Activity Points and claim the grand prize for free: the Legendary K437 Assault Rifle appearance, Domineering. ● Rainbow Rewards Mission Event Time: 7/10–8/23 Event Details: Rainbow Six Siege collab rewards are live! During the event, complete missions in Operations or Warfare to level up the event pass and earn event points. Unlock tons of limited collab rewards for free, including the Legendary MP5 - Black Ice appearance, Black Ice Research Cards, exclusive limited charms, Calling Cards, and avatars. You'll also earn plenty of Alpha Packs, with at least two Legendary Collab Operator Bundles guaranteed. Gear up and take over the battlefield! ● Alpha Pack Lucky Draw Event Time: 7/10–8/23 Event Details: The limited-time collab Tactical Armament lucky draw is now open! During the event, use Alpha Packs earned from the event to enter bundle draws on the event page, or buy draw tokens directly. Draw for a chance to unlock collab-themed operator bundles for free (including the Rainbow 6 Siege - Nox - Vigil Operator Bundle, Rainbow 6 Siege - Sineva - Montagne Operator Bundle, and Rainbow 6 Siege - Stinger - Doc Operator Bundle), plus limited collab weapon appearances, exclusive Spray Paint, and Calling Cards. Legendary Operators are gathering. Unlock your own elite tactical loadout! Operations Events ● Rainbow Six Collab Loot Event Time: 7/10–8/23 Event Details: During the event, complete the Easter egg objective in-match, and your squadmates can also receive the rare Rainbow Six Siege collab collectible: Remote-Control Drone. Operators can deploy it in-match and control it from a first-person view to explore hidden areas. Rally your trusted squadmates, head into the restricted zone, and witness the squad-wide handoff together! ● Summer Supplies Event Time: 6/30–9/7 Event Details: Your mission, your call! Log in and complete missions to rack up Activity Points, then freely exchange them for the combat supplies you need! Check the in-game details for exchange rules. Warfare Events ● Rainbow Six Merit Supply Event Time: 7/10–8/23 Event Details: The collab is in full swing, and Merit supplies are rolling in! During the event, play Warfare to earn tactical points and unlock milestone rewards. Rewards: Season 2x Merit Cards, Season Merit Protection Cards, Premium Weapon EXP Tokens, and more. ● Capture the Flag Event Time: 7/10–7/23 Event Details: During the event, play Capture the Flag in Warfare to build up match time and claim victories for Armament Vouchers! Weekly Activity ● Warfare Weekly Supply Event Period: 7/10~7/16 Event details: Simple matches to claim rewards! Event Rewards: Simple matches to get Weapon Advanced EXP Card, Weapon Intermediate EXP Card, Warfare EXP Multiplier Card (1-time). ●Weekend Merit Boost Event Period: 7/11~7/12 Event details: During the event, the first three Grade Matches grant double Merit. ● Expert Choice Event Period: 7/10~7/16 Event Rules: Complete missions using designated weapons (PTR-32, K416) to claim rewards! Rewards: Intermediate Weapon EXP Token, Premium Weapon EXP Token, Armament Voucher. ● Score Calculation Event Pe _[Truncated at 4000 characters — full notes: https://store.steampowered.com/news/app/2507950/view/685257749622166778]_