Here is the full list of all 53 CONVERGENCE: A League of Legends Story achievements.
Complete the game without dying.
Defeat Future Ekko in the Clocktower with no gadgets equipped.
Learn 11 Skills from Rungs.
Defeat Camille without using Rewind.
Use Phase Dive to go through a Chempunk Smasher's energy barrier attack.
Craft all Gadgets at the Workbench.
Complete the Sump Sewers without defeating a single Bat, Grub, or Canker.
Wear the Inx Chroma in the Inx Theater.
Choose to give Clovemary to Inna.
Return 12 Clockwork Champions to Corin.
Unlock 20 Chromas and Z-Trails at Elie's Shop.
Find and open all chests in the game.
Find and open every chest in the Sump Sewers.
Explore the entire Map.
Find and open every chest on the Chaincrawler.
Find and open every chest in the Cultivair.
Find and open every chest in the Entresol.
Return 8 Scrambot artifacts to Aximander.
Defeat 3 enemies with a single Chronobreak.
Choose to give Syron to Inna.
Look at the family portrait up close in Ekko's family apartment.
Find and open every chest in Factorywood.
Parry enemy attacks a total of 50 times.
Find and open every chest in the Fairgrounds.
Get hit by an attack, Rewind, then Parry that same attack.
Find and open every chest in the Inx Theater.
Defeat Future Ekko in the Clocktower.
Complete the game in under 6 hours.
Defeat Syntixi Zarkon.
Craft 10 Gadgets at the Workbench.
Return 6 Clockwork Champions to Corin.
Defeat Jinx.
Temporal Pulse an enemy into Parallel Convergence, then Phase Dive them.
Defeat a total of 20 enemies with Temporal Pulse.
Grind for a total of 180 seconds.
Unlock 10 Chromas and Z-Trails at Elie's Shop.
Defeat Future Ekko on the Chaincrawler.
Defeat Drake and Vale.
Defeat Camille.
Parry an attack from a Boss.
Learn 5 Skills from Rungs.
Complete the Lacuna.
Don't ever fight the Watcher in the Lacuna.
Choose to give Hexlock to Inna.
Fight The Watcher.
Defeat Warwick.
Catch 4 Scrambots.
Defeat Drake.
Defeat Zarkon Poingdestre.
Use Parallel Convergence to simultaneously slow down 5 projectiles.
Defeat 3 enemies with a single Timewinder throw.
Defeat Future Ekko in the Courtyard.
Recover 30 health by rewinding damage taken.