Here is the full list of all 28 BEAUTIFUL DESOLATION achievements.
BYE, BUDDY!
THIS LOOKS FAMILIAR...
HELP THE MOSS
HELP THE NEST
INFECT THE DOCTOR.
SAVE THE MONGRELS.
ASSIST THE GRAND MAW.
FREE THE HANASI.
SEND THE CHIZNYAMA HOME.
CLAIM THE MASK OF NEVROGORSES.
VENGEANCE IS MINE!
COLLECT THE ANACHRONOUS SKETCHES.
ENTERTAIN SHONGOLOLO.
RED 2.0
UNLOCK THE WITNESSES IN THE ARENA.
UNLOCK THE AGNATES IN THE ARENA.
FREE NEST ONE.
POOCH REMAINS.
POOCH EXPLORES THE WORLD.
I LOVE YOU, DON.
GOODBYE, BRO.
USE BOTH ITEMS IN THE ARRAY.
GENEROSITY
COMPASSION.
SELFISH
WRATHFUL
INTO THE ETERNAL DARKNESS, INTO FIRE AND INTO ICE…
STYLE THE BUFFALO INTERIOR.