Here is the full list of all 24 Maraiyum: Rise of the Setting Sun achievements.
Make it to week 52 without dying
Die 4 different ways
Die 7 different ways as Vick AND Vickie
Unlock all costumes in the Game
Convince Prabu to end a military campaign
Become the leader of the Umlilo Faith
Convince Seni to abandon his plans
Maximize 3/4 of your skill sets
Make it to week 52 without really waking up
Bring Maraiyum into the Steam Age
Usher in the Enlightenment
Keep Prabu alive until week 52
Reformulate the old Empire
Get saved from yourself at the last possible moment
Survive a costly mistake
Create a new oasis in the Desert
Avoid an incident over a statue
Show off your beauty contestant chops to a wisp
Manage the Empire without ever leaving home
Trump your predecessor's reputation for brutality
Use the gift of gab to resolve numerous disputes
Survive an early encounter with the Mullai
Bounce back from a major defeat abroad
Successfully defend your decision to take out a prominent foe