Here is the full list of all 14 Alteric trophies - there are 3 silver, 10 gold and 1 platinum.
Good job! Completed all tasks!
Jump up to 4000 times
Complete Chapter 3
Swap worlds 400 times
I found you, Tommy
Jump up to 2000 times
Swap worlds 200 times
Die 100 times
Complete Chapter 2
Jump up to 1000 times
Complete Chapter 12 without deads
Swap worlds 100 times
Complete Chapter 6 without deads
Complete Chapter 1