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