Here is the full list of all 80 Nosgoth achievements.
Get a Quad Kill
Kill 50 humans from behind with the Deceiver's Backstab ability
Stagger or knockdown 250 enemies with the Vanguard's Shield Bash or Shield Charge abilities
While your Deceiver Dominate Mind ability is active on an enemy, force them to die from their own area-of-effect damage
Kill 50 enemies with fully charged melee attacks
Buff 500 allies with the Vanguard's Rousing Cry ability
Stagger or knockdown 250 enemies with the Tyrant's Ground Slam or Shockwave abilities
Kill 100 enemies as the Vanguard
Win 100 matches
Absorb 50,000 damage with the Summoner Abyssal Barrier ability
Use the Hunter's Bola ability to disable 10 flying Sentinels or pouncing Reavers
Kill 10 Vampires with Melee
Kill two vampires with a single Hunter Grenade or Sticky Grenade
Kill 100 enemies as a Deceiver
Kill 25 humans as a Deceiver while your Illusions are active
Disease four different humans with a single Deceiver Infect strike
Kill 100 enemies as the Summoner
Using Alchemist Healing Mist, heal your teammates for 50,000 health
Kill 50 Vampires using the Hunter's Explosive Shot ability
Kill a human with the Deceiver's Backstab ability while Disguise is active
Light 300 Vampires on fire with the Flamethrower or Fire Wall abilities
Kill two humans with a single Tyrant Jump Attack ability
Kill 100 enemies as a Scout
Kill an enemy with the Scout's Mark Target ability
Kill two humans in the span of one Reaver Haste ability
Kill 100 enemies as a Hunter
Kill 1000 enemies
Kill 100 enemies as the Sentinel
Absorb 50,000 damage with the Tyrant's Ignore Pain ability
Lure enemies into triggering 3 different Scout Traps in a single life
Kill a Sentinel who has Kidnapped a teammate
Kill 10 Camouflaged Scouts
Heal teammates for 50,000 health using the Prophet's Sacrifice ability
Successfully Kidnap 50 humans
Use 100 Supply Stations
Make a human fall to their death with the Wing Flap ability
Kill 100 enemies as a Tyrant
Execute 250 humans
Kill 50 enemies with the Reaver's Pounce, Savage Pounce, or Leap Attack abilities
Kill 100 enemies as a Prophet
Blind 50 enemies with the Alchemist's Sunlight Vial ability
Get 20 Kills while dead
Kill 2 enemies using a single Reaver Choking Haze ability
Damage four different humans with a single Tyrant Charge or Marathon ability
Kill 100 enemies as an Alchemist
Hex or disable 50 vampires with the Prophet's Hex Shot or Disabling Curse abilities
Steal 10,000 Health from enemies with the Prophet's Life Leech or Draining Curse abilities
Disable 25 vampires with the Hunter Bola or Poison Bola abilities
Kill an enemy you can't see with an Alchemist cannon
Kill 100 enemies as a Reaver
Dodge 500 attacks with the Reaver Evasion ability
Damage four different vampires with a single Scout Volley ability
Earn 100 Assists
Kill a vampire that is executing one of your teammates
Get at least 10 Kills in a single match
Kill a human who is using a Supply Station
Kill an airborne enemy with an Alchemist cannon
Get a Triple Kill
Knock a pounced Reaver off your teammate
Kill a wall climbing vampire with the Hunter's Whip ability
Kill a vampire with the Prophet's Life Leech ability while you are below 100 health
Using the Scout's War Bow, knock a Tyrant using the Jump Attack ability out of the air
Snatch a Sentinel's Kidnap victim from the air using the Reaver's Pounce or Savage Pounce ability
Kill 50 enemies with fully drawn Scout bow shots
Kill an enemy with a Sentinel Dive Bomb that lasts 2 seconds or more
Damage four different humans with a single Sentinel Air Strike ability
Using the Tyrant's Throw ability, make a human fall for over 1 second and die on impact.
Take 10,000 damage as a vampire without dying
Save 3 different teammates from fatal damage in a single life using the Prophet's Eldritch Guard ability
Kill 2 humans with a single Puncture
Kill 2 humans with a single Summoner Hell Strike ability
Kill 100 enemies as the Beastmaster
Block 500 attacks using the Vanguard's shield
Buff 100 allies with the Beastmaster’s Leyline ability
Kill two vampires with a single Nature’s Fury ability
Damage four different vampires with a single Beastmaster Wrath of the Firebird ability
Damage 250 vampires with all the pellets in a Beastmaster shotgun shot
Interrupt 50 vampires with the Beastmaster’s Swoop ability while they’re attacking or casting an ability