Here is the full list of all 31 John Wick Hex achievements.
Complete Elysium.
Complete a location with under four bars of health remaining.
Kill someone by throwing a gun at them.
Complete Chinatown.
Earn the Alyosha Popovich name in any location.
Kill someone using two or more guns.
Earn the Baba Yaga name in Chinatown.
Complete Chinatown in expedited mode.
Earn the Baba Yaga name in Elysium.
Complete Elysium in expedited mode.
Earn the Baba Yaga name in the Harbor.
Complete the Harbor.
Complete the Harbor in expedited mode.
Earn the Baba Yaga name in the Gallery.
Complete the Gallery.
Complete the Gallery in expedited mode.
Earn the Baba Yaga name in the Bank.
Complete the Bank.
Complete the Bank in expedited mode.
Earn the Baba Yaga name in the Alps.
Complete the Alps.
Complete the Alps in expedited mode.
Earn the Baba Yaga name in Lair.
Complete the Lair.
Complete the Lair in expedited mode.
Earn the Koschei name in any location.
Earn the Letun name in any location.
Earn the Zmei Gorynych name in any location.
Use a takedown, a strike and a push on the same enemy.
Reload a gun which is only missing one round.
Begin a new game at 6pm.