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