• NEW - Added Legion Rising Demo version map selection
  
• Non Core Defense modes are locked until Core Defense was completed
  
• Fixed Star Icons & Added Star icon for Platinum
  
• Fixed score for Headhunt not being saved
  
• Added some polish & score display fixes to mission menu
  
  
• Category 0 weapon cost from 350 to 300
  
• Category 1 weapon cost from 550 to 450

• NEW - Item/Weapon Database tokens are now saved on class / subclass level no longer global
  
• NEW - Added button to reset current tokens to the menu
  
• NEW - Added setting for all buffs on top right
  
• NEW - Settings menu is split into one more tab to reduce clutter
  
  
• Fixed fonts for certain languages now displaying special characters In weapon / item names
  
• Fixed varied issues
  
• Fixed Jet boss using Ion cannon ammo instead of normal fusion ammo (Yikes)
  
• Fixed Terror level alert not working properly
  
• Fixed Item shortcuts updating too slowly
  
• Fixed varied other things
  
• Fixed an old bug where you would get more credits than intended after having > 2500
  
• Fixed hair trigger not making burst weapons into semi auto
  
• Fixed Low quality setting making the hear bar very dark
  
• Fixed Jimmy the Drone sometimes not being active for Arena supporter pack users
  
• Fixed Engineer and Commando Perk issues
  
• Fixed character reload animation of AK based weapons, Flamethrowers, Chaos launcher

• ”NEW” Teleporter Room change terminals are back
  
• (For never players: every third room you can choose to reduce difficulty, or increase with a chance for a special room quest or event)
  
• Room events have a 5% chance regardless if teleporter terminal was used
  
  
• Bonus Terminal chance in Military bay or beyond is now higher than usual (10 > 17%)
  
• This means more (Wep, Item, Wep upgrade, Item upgrade) Terminal spawns
  
• The third room in military bay always has a Weapon and Itemupgrade terminal
  
  
• Timed chests no longer grant less time to open depending on difficulty
  
• Defense Events spawn timers scale less with terror level
  
• Upgradekit chance slightly reduced
  
• Bosses now always drop an upgrade kit
  
• Rank 1 enemies no longer drop bonus pickups
  
• Rank 2 enemies bonus pickup chance increased

• Bosses now always drop an upgrade kit
  
• Bosses in coop now always use the reactive plating modifier instead of desynced ones+
  
• Jet boss now uses Fusion ammo as intended not Ion cannon ammo (bug from Update 24)
  
• Jet boss movement speed now scales less with the speed boss modifier, and follow speed minimally reduced 282 > 276 (Remember you are slower when shooting, just run)
  
• Unstable Mass (Blob) base health regen reduced from 100 to 75
  
• Arena Masters Bossfight Unit health now scales with terror level as any other Boss (0.5x) but capped to 2x hp - we all know they were very easy

• Assassin level 15 bonus luck removed
  
• Assassin level 15 perk added: Knife backstabs steal credits and add a tiny speed boost
  
• (has a 7% chance to steal 10x the credits)
  
  
• Assassin just has too much of everything, dodge, crit, headshot damage, pistol damage, critical damage, elite damage, 5° deviation off off all weapons, status effect damage and 40% luck, cant take more than 350 damage - thats just too much stats
  
• The new effect pushes more for dagger usage and is more engaging
  
  
• Assassin has 50 more shield, shield regen slowed down
  
• This will make the class play more than they should - hit hard and run with a downtime
  
• The old assassin shield was more of a “in combat all the time” which is basically the opposite than the rest of the class design
  
• Fixed some cheese around assassin decoys, and fixed challenge decoy having 9000 hp
  
  
• Sniper drone ammo now has only 0.3x friendly fire
  
  
• Riotguard Battlecry now deals bonus shield damage
  
• Riotguard moves a little bit faster now
  
• Riotguard gains a bit more extra speed in bossrooms now
  
• Riotguard shield reduced by 200 (Pre U24 value), riotguard shield relay is now 25% faster
  
• The opposite of the Rogue classes change, a fast shield that fits the constant fighting
  
• of the riot guard better
  
• Riotguard no longer starts with 100 extra hp due to already having painkillers doing the same
  
• Riotguard now deals 5% more damage with Pistols, Shotguns, SMGs
  
  
• Plasma Grenade now melts together plating for bonus damage like plasma weapons
  
• Raider now gains 100/150/200 shields when picking up non dogtags as well (from hotfix)
  
• Heavy gunner level 25 now improves the onslaught system (gives item exp that will lead to power increase)
  
  
• Demolisher and assassin max damage taken benefits are now higher in hyper adrenaline mode (450>1000, 350>900) as they basically break the game mode, (HA increases damage taken by 3x so this is still amazing value)
  
• Missile drone damage gain per recycling is now 5% - now shows damage bonus in tooltip

• Flamethrower damage was incorrectly way too high, still is far better than pre U24 now
  
• Ion Cannon damage slightly increased, magsize from 5 > 7
  
• Tec9 first shot reset time slightly increased (means a bit slower firerate for high accurate taps)
  
• Apollon LMG magsize 45 > 50
  
• RPK damage from 0.93 to 1.05
  
• Small revert to laser cannon buffs
  
• Chaos launcher fixed, no longer uses default 5 shot burst and shows 0 as burst amount

Originally posted by Shrike:

Keep in mind not 100% of Update 24 is applicable to the free Arena Standalone, as some things do only exist in the main game.