Here is the full list of all 61 Tryst achievements.
Play through the campaign with the Medic
Destroy all Zali bases in 'I'd Do It Again'
Use the Titan's Jet Pack ability more than 500 times
Call in a Seeker Strike in 'I'd Do It Again'
Locate Akira Base in 'Armed to the Teeth'
Destroy the Zali Processing Plant without going to the Akira Base in 'Armed to the Teeth'
Unlock Tier 3 Loadouts in 'Armed to the Teeth'
Unlock Tier 2 Loadouts in 'Armed to the Teeth'
Save all the Rebels in 'Enemy of my Enemy'
Choose to fix the Radio Kit in 'Meeting Adjourned'
Save the Operatives in 'Meeting Adjourned'
Destroy all the Pudges in 'Enemy of my Enemy'
Rendezvous with Aeryn in 'Enemy of the Enemy'
Completed 'Meeting Adjourned'
Choose to Defend the Power Generator in 'Meeting Adjourned'
Save the Medics in 'Meeting Adjourned'
Player's first PvP victory
Harvest 20000 Ore
Finished all the missions in the campaign
Win a game without losing a teammate
Win a game without losing any unit
Win Games with each race
Win 5 PvP Games in a row
Donate 1000 Ore and 400 Energy to your teammate at once
Win 15 PvP Games in a row
Win 25 PvP Games in a row
Lose 5 PvP Games in a row
Win a multiplayer game after your HQ was below 15% health
Win a PvP game within 15 minutes
Win a total of 10 PvP games
Win a total of 50 PvP games
Win a total of 100 PvP games
Wins 10 games against AI
Use the Pudge's Drop Pod ability 500 times
Win an 8-player Free-For-All game
Get the top score in an 8-player game, despite losing
Reach Silver Rank
Win a PvP game without any research
Reach Gold Rank
Win a PvP game after having lost your base
Use Mad-Rat's Volatile Mix ability for a total of 100 times
Win a game with more AI players than Human players
Every Unit of the Human Race reaches level 3
Harvest 20000 Energy
Reach Diamond Rank
Reach Platinum Rank
Harvest a total of 5000 Zali Remains
Donate a total of 10000 resources (Ore and Energy)
Equipped every trained unit type with 3 tiers worth of loadouts
Complete the Campaign without having lost a single mission
Destroy the Zali Base before reinforcements arrive in 'Enemy of my Enemy'
Call in Hound reinforcements in 'I'd Do It Again'
Complete 'I'd Do It Again' without calling for reinforcements
Save all the Civillians in 'Tryst with Destiny'
Play through the campaign with Operatives
All Special Units must survive in 'Tryst with Destiny'
Complete 'Tryst with Destiny' without rescuing the Civilians
Survived for 10 minutes on The Construct
Survived for 23 minutes on The Construct
Survived for 32 minutes on The Consctruct
Survived for 40 minutes on the Construct