Here is the full list of all 53 CONVERGENCE: A League of Legends Story achievements.
Defeat Future Ekko in the Clocktower.
Explore the entire Map.
Defeat Syntixi Zarkon.
Find and open all chests in the game.
Find and open every chest in the Fairgrounds.
Find and open every chest in the Entresol.
Defeat Jinx.
Find and open every chest in the Inx Theater.
Parry enemy attacks a total of 50 times.
Find and open every chest in Factorywood.
Grind for a total of 180 seconds.
Defeat Future Ekko on the Chaincrawler.
Find and open every chest on the Chaincrawler.
Defeat Drake and Vale.
Unlock 10 Chromas and Z-Trails at Elie's Shop.
Return 6 Clockwork Champions to Corin.
Find and open every chest in the Cultivair.
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 Clovemary to Inna.
Defeat Warwick.
Catch 4 Scrambots.
Find and open every chest in the Sump Sewers.
Use Phase Dive to go through a Chempunk Smasher's energy barrier attack.
Defeat Drake.
Get hit by an attack, Rewind, then Parry that same attack.
Defeat Zarkon Poingdestre.
Defeat 3 enemies with a single Timewinder throw.
Use Parallel Convergence to simultaneously slow down 5 projectiles.
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.
Temporal Pulse an enemy into Parallel Convergence, then Phase Dive them.
Return 12 Clockwork Champions to Corin.
Unlock 20 Chromas and Z-Trails at Elie's Shop.
Craft all Gadgets at the Workbench.
Craft 10 Gadgets at the Workbench.
Choose to give Hexlock to Inna.
Wear the Inx Chroma in the Inx Theater.
Complete the Sump Sewers without defeating a single Bat, Grub, or Canker.
Complete the game without dying.
Defeat Future Ekko in the Clocktower with no gadgets equipped.
Defeat Camille without using Rewind.
Return 8 Scrambot artifacts to Aximander.
Learn 11 Skills from Rungs.
Complete the game in under 6 hours.
Choose to give Syron to Inna.
Defeat a total of 20 enemies with Temporal Pulse.
Fight The Watcher.