→ Added the following:

▬ Sentinel characters have dialogue and drop their beam gun, can be used by the player;
▬ Hunter major and minor ranks added, also drop their cannon, can be used by the player;
▬ Wraith miniguns makes less damage to the player;
▬ Covenant stationary shield energy vilality colors changed;
▬ Stealth tank engine sound tweaks;
▬ Fixed issues with player backpack scripts for coop mode;
▬ Reworked Sniper Rifle old HUD crosshair;
▬ Scorpion and Stealth tanks main gun can be operated by the gunner (player only);
▬ Decreased grenade round slugs from 18 to 6 for the Assault Rifle Grenade Launcher;
▬ New Assault Rifle Grenade Launcher bitmap for HUD;
▬ Reworked grenade HUD position bitmaps;
▬ Changed Banshee HUD gun reticle bitmap with a pre-release one;

→ Added the following:

▬ Sentinel flying effects;
▬ Changed weapon Plasma Rifle heat gauge color effects;
▬ Tweaked Wraith main cannon firing effects, to match the MacWorld E3 2K version;
▬ Changed Wraith miniguns projectile spread, velocity, impact and contrail effects;
▬ Added CMT under-barrel machine gun turret for the Pelican;

→ Added the following:

▬ Weapon smoke effects after being fired;
▬ Warthog wheel color for alternate variants;
▬ MacWorld E3 Marine models recreated by the Discord user BoogalaPoopoo

→ Added the following:

▬ H2 style Wraith with side mini-gun turrets;
▬ Wraith mortar projectile effects look more vibrant and carefully recreated with leaked MacWorld test application;
▬ Hunter shield rust texture variant;
▬ Two new covenant weapons added, heavy plasma flak cannon and excavator pistol, which can be used by the Slugman character during the gameplay of "Halo" level;
▬ Ghost, Wraith, Ghoul, Spectre and Pelican now have engine heat effects;
▬ Scripting fixes for new and existing weapons for the player backpack;
▬ Other small miscellaneous tweaks;

PS: This update will introduce such additions to other levels at a later date.
Have fun!