Here is the full list of all 78 SlavicPunk: Oldtimer achievements.
50 enemies killed with a revolver
250 enemies killed with a revolver
10 enemies killed with the last bullet of the revolver's magazine
60 enemies killed with the last bullet of the revolver's magazine
Equipping full Grade 1 upgrade set on a revolver
Equipping full Grade 2 upgrade set on a revolver
Equipping full Grade 3 upgrade set on a revolver
Equipping the Ultimate upgrade on a revolver
50 enemies killed with an SMG
250 enemies killed with an SMG
10 enemies killed with the last bullet of the SMG's magazine
60 enemies killed with the last bullet of the SMG's magazine
Equipping full Grade 1 upgrade set on an SMG
Equipping full Grade 2 upgrade set on an SMG
Equipping full Grade 3 upgrade set on an SMG
Equipping the Ultimate upgrade on an SMG
50 enemies killed with a rifle
250 enemies killed with a rifle
10 enemies killed with the last bullet of the rifle's magazine
60 enemies killed with the last bullet of the rifle's magazine
Equipping full Grade 1 upgrade set on a rifle
Equipping full Grade 2 upgrade set on a rifle
Equipping full Grade 3 upgrade set on a rifle
Equipping the Ultimate upgrade on a rifle
50 enemies killed with a shotgun
250 enemies killed with a shotgun
10 enemies killed with the last bullet of the shotgun's magazine
60 enemies killed with the last bullet of the shotgun's magazine
Equipping full Grade 1 upgrade set on a shotgun
Equipping full Grade 2 upgrade set on a shotgun
Equipping full Grade 3 upgrade set on a shotgun
Equipping the Ultimate upgrade on a shotgun
50 enemies killed with a railgun
250 enemies killed with a railgun
Equipping full Grade 1 upgrade set on a railgun
Equipping full Grade 2 upgrade set on a railgun
Equipping full Grade 3 upgrade set on a railgun
Equipping the Ultimate upgrade on a railgun
10 flawless Active Reloads in a row
60 flawless Active Reloads in a row
10 enemies killed with silenced weapons
60 enemies killed with silenced weapons
10 enemies killed with EMP bullets
60 enemies killed with EMP bullets
10 enemies killed with AP bullets
60 enemies killed with AP bullets
10 enemies killed with incendiary bullets
60 enemies killed with incendiary bullets
10 enemies killed with explosive bullets
60 enemies killed with explosive bullets
10 penetrated enemies
60 penetrated enemies
10 flawless Battlehacks in a row
60 flawless Battlehacks in a row
10 stunned enemies
25 stunned enemies
10 detonations
25 detonations
Damage Hack used 10 times
Damage Hack used 25 times
10 distracted enemies
25 distracted enemies
All Battlehack upgrades bought
25 containers opened
50 containers opened
10 upgrade drones found
25 upgrade drones found
Dash 666 times
Roll 420 times
Die 10 times on the same level
Visit all 3 shops
Hack 5 computers
Meet Rodent
Kill Liker
Survive the trip
Read through Rodent's journal
Make your way through the eNTT building.
Escape the simulation