Here is the full list of all 19 I Expect You To Die 2 achievements.
Finish level 6 under the speedrun time
Finish level 5 under the speedrun time
Finish level 4 under the speedrun time
Finish level 3 under the speedrun time
Finish level 2 under the speedrun time
Finish level 1 under the speedrun time
Discover all souvenirs in level 6
Discover all souvenirs in level 5
Discover all souvenirs in level 4
Discover all souvenirs in level 3
Discover all souvenirs in level 2
Discover all souvenirs in level 1
Find all 6 hidden movie awards
Complete Level 6
Complete Level 5
Complete Level 4
Complete Level 3
Complete Level 2
Complete Level 1