Astaria is a class based MMORPG. In order to promote teamplay, classes are one of the following: Main Tank, Off Tank, Healer/Support, and Damage Dealer. Players will start by picking a Tier 1 class: the Squire, Swashbuckler, Archer, Acolyte, Chemist and Adept. After players reach level 12, they may advance to a Tier 2 class. Players who are a Tier 2 class can swap out the new abilities while retaining all previous Tier 1 abiltiies. Tier 3 classes wiill come after release. Class advancements do not provide immense power gains but mostly provide utility. Advancing classes allows flexiblity and choice.