Unleashed is the 34th "season" update to STO video game: Star Trek Online, to be released for PC on 23 September 2025. Unleashed continues the storyline begun in Incursion and carried on in Both Worlds, Unparalleled and Unveiled about multiversal conflict between the Khitomer Alliance, Aetherian Concordium and various Borg nations.

This season showcases two xB characters, Borg Cooperative Director Hugh and Special Ops Seven of Nine, voiced by Jonathan Del Arco and Jeri Ryan, respectively.

During this season, in December, Cryptic Studios and ARC were divested from DECA and the Embracer videogames corporation.

This release was followed by Season 35: Corruption on 17 February 2026.

Missions

• "Kings & Queens" story arc
  • "Best Laid Plans": Director Hugh convenes a conference on Deep Space 9 to capture Thaseen-Fei.
• Task Force Operations:
  • "Shattered Peace": Seven of Nine leads a task force in the defense of Khitomer HQ on Khitomer II.

New playable ships

all tier 6-rated

• Infinity Lock Box:
  • 31st century Omega-class miracle worker light battlecruiser from The Last Starship
  • Aetherian Salvation-class battlecruiser
  • Orion interceptor from Star Trek: Enterprise
• Legendary Last Stand Starship Bundle:
  • Legendary Nebula-class temporal science spearhead (Melbourne-subclass variant)
  • Legendary Negh'Var-class intel dreadnought cruiser (IKS Qo'noS One variant)
  • Legendary Dhelan-class pilot warbird (Daetra-class variant)
• Winter Wonderland seasonal event:
  • Fek'Ihri Vok'Tar-class temporal science vessel

Season 34 dev blogs

• Star Trek Online dev blogs are posted to the STO website.
• "Unleashed - Coming September 23rd", announces the season. The cover art features the return of Hugh and Thaseen-Fei from Season 33: Unveiled, plus Captains Va'Kel Shon and Seven of Nine.
• "Command the Omega Miracle Worker Light Battlecruiser!", published on 22 October 2025, elaborates on the Omega-class miracle worker light battlecruiser from IDW's The Last Starship comic series, previously shown off in a Twitch livestream.
• "The Fall of the Old Ones!", published the same day, details the parts and rewards of the annual Halloween event.
• "Q's Winter Wonderland!", published by Clr. Suna on 8 December 2025 showcases new items and rewards from the annual seasonal Winter Event, including the new ground weapon Reign of Fire, twinkling lights space trait, Fek'Ihri elemental control ground trait, It Eats You Alive kit module, banish to Gre'thor kit module, winter Sanctuary cervidae pet, Kramp'Ihri Wonderland transformation; Klingon Warrior, Magical Mellanoid and Moopsie hoodie winter sweaters.
• "Fek’Ihri Vok’Tar Temporal Science Vessel", published on the same day, elaborates on the stats and features of the tier 6 Fek'Ihri Vok'Tar-class temporal science vessel. Its console power is soulscream vortex and starship trait hypnotic mindwave.
• "Q's Wonderful Gifts", published on 9 December 2025, presents a transmission from Wonderland chef Neelix about gifts provided by QJ, starting with rippleberry fruit cake.
• "Command the Aetherian Salvation (T6)!", published same, announces the tier 6-rated Aetherian Salvation-class science vessel combining temporal starship and intel starship classifications. The Salvation comes equipped with the pentachoric emitter universal console and Aetheric matter manipulation starship trait.
• "Command the Orion Interceptor", published by "Fero" on 12 January 2026, introduces the a raider of Orion design, the 22nd century Orion interceptor.
• "STO Ships are Canon! Again!", published on 30 January 2026, celebrates three STO-original Klingon ship classes - Ketha-class recon raptor, M'Chla-class bird of prey and QeHpu'-class advanced light battlecruiser - entering canon in Star Trek: Starfleet Academy.

Appendices

Connections

Star Trek Online seasons and expansions

Common Ground • Ancient Enemies • Genesis • Crossfire • Call to Arms • Under Siege • New Romulus • Legacy of Romulus (expansion) • The Sphere • A New Accord • Delta Rising (expansion) • The Iconian War • New Dawn • Agents of Yesterday (expansion) • Reckoning • Escalation • Emergence • Victory Is Life (expansion) • Age of Discovery • Mirror of Discovery • Rise of Discovery • Awakening • Legacy • House Divided • House Shattered • House Reborn • House United • Reflections • Shadow's Advance • Stormfall • Ascension • Refractions • Unraveled • Incursion • Both Worlds • Unparalleled • Unveiled • Unleashed • Corruption

Season 34 images

Other releases

• STO streams on the DecaGamesLive profile on Twitch.com
  • "The Last Starship: U.S.S. Omega reveal with Jackson Lanzing and Collin Kelly from IDW Publishing and DECA Developers" livestream from 21 October 2025.
  • "Developer Stream | Winter Event Rewards | New Ship Reveal" livestream from 2 December 2025.

External link

• Season Thirty-four: Unleashed page at the Star Trek Online Wiki.