• Fixed dropships
  
• Fixed mounted turret issues
  
• Fixed various projectiles not obeying Damage Modifier
  
• Fixed settings menu
  
• Fixed Brute 2 handed weapon issues
  
• Fixed sword elites
  
• Optimized Infection forms
  
• Fixed some other things

None Provided

I've been working on these changes for months, so I cannot bother with summarizing everything. You can find the changes I've made throughout here: https://github.com/SgtFlex/Garrys-Mod-Addon_Halo-SPV3/commits/main Here is at least the jist of some of it:
-Added configurable menu that can be opened with "spv3_settings" in the console
-Added Map Spawner
-Added Skirmishers
-Added Covenant Phantom w/ Turrets
-Added UNSC Pelican w/ Turrets
-Added Flood Biomass
-Sentinels are now much much more effective against large swaths of flood (can hit more than 1 target per sweep)
-Added 8 additional voice permutations for marines
-Added hitgroups and dismemberment to Flood Marine
-Added hitgroups and dismemberment to Flood Elite
-Added hitgroups and dismemberment to Flood Brute
-Added Energy Sword
-Added proper Berserking for Elites
-Higher-ranked elites will randomly pull out swords when shields deplete
-Added ability for Elite suicide runners to spawn from transformations
-Added crouching animation/capability to marines, elites, brutes, and grunts
-Added Rifle/Missile holdtype to Grunts
-Added evasion to marines
-Changed evasion code for Elites, Brutes, and Jackals (So they evade when fighting other NPCs too and not just players)
-Added flying death animations for all relevant NPCs
-Updated all Hunters
-Changed infection forms and made them feel more "floaty"
-Infection forms now explode on contact with shields
-Infection forms deal double damage to active shields
-Removed collision between infection form and its target
-Reduced friction on infection forms
-Infection forms now attach to individual bones
-Infection forms can now pile onto enemies, and will jump off once one of them has taken over
-Infection forms can no longer be meleed/damaged by the entity they are attached to
-Modified airborne animation to make it more "wiggly" and last longer
-Added climbing animations for when climbing nodes are available
-Added jumping capabilities (Node related)
-Added some randomization in their leaping to spread them out a bit more as a swarm
-Added convar and option for exploding infection forms
-Changed default infection count Modifier 1->2.5
-Increased health on Marine and ODST combat forms to be inline with increased marine health from last update
-Changed around weapon tables within UNSC faction
-Removed unnecessary file causing error upon load in
-Fixed various bones, so weapons are wielded better
-Fixed several material issues
-Changed sound format to save on space
-Fixed Flood jackal retaining colors of host but applying it to the flesh as well
-Marines (and sub types) can use Covie grenades if they're allowed to use Covie weapons
-Brutes (and sub types) can use Human grenades if they're allowed to use Human weapons
-Chief can now use all grenade types rather than just frags
-Elites will not flinch/stagger unless their shields are depleted
-Infection forms now slightly pulsate with a glow
-Added moving sound to infection forms
-Lowered volume of infector chomping sfx
-Seem to have fixed phantom infection forms spawned from Carriers(?)
-Fixed marines not receiving correct blast damage from explosions
-Fixed needler nade causing errors in certain situations
-Fixed elite combat forms not using skins (better coloring)
-Loosened requirements "infect_onlyhalo"

Hitbox adjustments

• Fixed movement and firing related issues
  
• Added new units
  -[UNSC] Captain Keyes
  -[UNSC] Crewman
  -[UNSC] Sgt. Stacker
  -[UNSC] Sgt. Johnson
  -[UNSC] Master Chief
  -[For] Aggressor
  -[For] Aggressor Black
  -[For] Aggressor Major
  -[Nat] Blind Wolf
  -[Flood] Wolf
  
• Added new capabilities/animations for Marines
  -Dodging grenades
  -Throwing grenades
  -Transformation
  -Warning
  
• Added new capabilities/animations for Elites
  -Rifle holdtype
  -Dodging grenades
  -Throwing grenades
  -Transformation
  -Warning
  -Berserking
  
• Added new capabilities/animations for Grunts
  -Reloading
  -Dodging grenades
  -Throwing grenades
  -Transformation
  -Warning
  -Fleeing
  
• Added new capabilities/animations for Jackals
  -Better animation for hiding behind their shield
  -Reloading
  -Rifle Holdtype
  -Dodging grenades
  -Throwing grenades
  -Transformation
  -Warning
  -Fleeing
  
• Added new Elite armor variations
  
• Added new Jackal helmet armor variations
  
• Added skin randomization to Marine
  
• Added new shield colors for jackals depending on weapon or class
  
• Added new FX for hitting a Jackal shield
  
• Added new FX upon flood transformation
  
• Added Leap animation/capability for Combat forms

• Fixed Plasma grenades dissapearing from suicide flood if killed
  
• Changed Suicide flood drops both plasma grenades if killed before they're triggered
  
• Fixed Ossoona units not taking damage
  
• Added Convar to make it so NPC units can deal more or less damage to each other
  
• Changed Needler and Shredder shots only deflect after hitting at certain angles
  
• Changed NPCs take 3x explosive damage
  
• Changed Reduced Grenade damage by 3x
  
• Drastically reduced range of supercombine explosions
  
• Changed amount of Needler explosions from Stuck needler grenade
  
• Fixed Stuck grenades blocking movement
  
• Added Cluster Grenade Throw sound
  
• Added Pickup sounds to various grenades

This patch includes a lot of new rank variations. However, some of them (such as the jackals) are missing their SPV3 looks until I get the models in the future. For now, they are mostly buffed up versions of existing units with better health/shields/weapons

• Added Covenant can use UNSC weapons with convar "vj_spv3_covUNSCWeps"
  
• Added UNSC can use Covenant weapons with convar "vj_spv3_UNSCCovWeps"
  
• Added Flood can use weapons with convar "vj_spv3_floodWeps"
  
• Fixed existing bones for Flood so they can wield weapons better
  
• Fixed existing bones for UNSC so they can wield Covenant weapons better
  
• Added SPV3 Brutes, with 5 rank variations
  -Brute Minor
  -Brute Major
  -Brute Ultra
  -Brute Chieftain
  -Brute Warchief
  
• Brutes have additional animations and capabilities, which I hope to include on others in the future
  -Different hold types
  -Jumping
  -Dodging grenades
  -Throwing grenades
  -SPV3 Berserking
  -Taking Cover
  
• Added 5 grenade types, usable by players and Brutes (Other units will get grenade animations in the future)
  -Frag Grenade
  -Plasma Grenade
  -Cluster Grenade
  -Needler Grenade
  -Gravity Grenade
  
• SPV3 Grenades can be triggered by other SPV3 grenade explosions
  
• Added Grenade drops to all units
  
• Added Generic collision boxes to weapons that were missing them
  
• Added All units now drop their weapon upon death (Unusable by players for now)
  
• Added Flood Brute, which includes dismemberment (Other flood units will get this later)
  -Right Arm, 25 health: Disarm, drop weapon
  -Left Arm, 25 health: Disable melee attack
  -Head, 15 health: Cosmetic
  -Infection Form, 20 health: Instant kill
  
• Split Elite Honor Guard into 4 rank variations
  -Elite Honor Guard Minor
  -Elite Honor Guard Major
  -Elite Honor Guard Ultra
  -Elite Honor Guard Zealot
  
• Added 2 new Grunt rank variations
  -Grunt Spec-Ops
  -Grunt Ultra
  
• Split Jackal into 3 rank variations
  -Jackal Minor
  -Jackal Major
  -Jackal Ultra
  
• Added SPV3 Jackal Marksman, with 3 rank variations
  -Jackal Marksman Minor
  -Jackal Marksman Major
  -Jackal Marksman Ultra
  
• Added Elite Ossoona (Stealth Elite)
  -Invisible and can't be targeted by NPCs
  -Briefly revealed when taking damage, at which point they can be targeted by other NPCs.
  
• Added Flood Elite (Ossoona)
  
• Added Flood Elite (Suicide)
  
• Added Flood Elite (Random)
  -Spawns a flood elite that is within all possible elite rank variations
  
• Changed infection system
  -Infection forms will "latch" onto enemies at 40% health or lower
  -If the enemy being infected has a "Transform" animation, then they will play that then transform (Only the Brutes have this at the moment)
  -Transformed combat forms will attempt to retain original colors, Health with a 25% bonus, and shields.
  -Transformed combat forms will occasionally attempt to retain their hosts' weapon.
  
• Changed Shredder shots wont stick in targets if they have a shield active
  
• Changed Needler and shredder needles bounce much more accurately and retain their speed
  
• Changed Shredder Needles expire quicker
  
• Changed Raised Shredder damage
  
• Fixed Shredder needles not being removed after exploding
  
• With the inclusion of mostly all SPV3 units, the weapon table has been redistributed to align with how SPV3 distributes weapons to each unit.
  
• Changed Convar textboxes to Sliders

• Another potential fix for needlers
  
• Fix for particle FX related errors
  
• Fixed shredder needles not exploding after reaching 7 embedded needles

• Fixed possible error with tracking projectiles
  
• Fixed needler explosion exploding for each needle
  
• Changed names of weapons on NPC Equipment menu
  
• Added ParticleFX for needles dissapearing

• New/Changed NPCs
  -Changed faction of Heretic Elite to it's own faction: Heretic
  -Added Heretic Grunt (More of a placeholder in terms of looks, but I felt like the Heretic elite would be too lonely)
  -Added Flood Jackal (Has animation for when the Jackal gets transformed as well!)
  
• Added 16 new weapons, dispersed throughout the NPCs
  -Bruteshot
  -Focus rifle
  -Needler (WIP Tracking)
  -Particle Carbine
  -Piercer (WIP Tracking)
  -Brute Plasma Pistol
  -Brute Plasma Rifle
  -Shredder
  -Battle Rifle (BR)
  -Designated Marksman Rifle (DMR)
  -Magnum
  -Rocket Launcher
  -Shotgun
  -SMG
  -Silenced SMG
  -Sniper Rifle
  
• Possibly fixed some weapons not being affected by damage multiplier
  
• Added faction prefix to all NPCs in spawnmenu
  
• Improved visuals for launching infection forms