Defeated Dragonkin Soldier of Nokstella

Win without calling your partners or switching out in an online match.

Achieved the "Age of the Stars" ending

Defeated Dragonlord Placidusax

Defeated Astel, Naturalborn of the Void

Defeated Shardbearer Malenia

Complete a Hijack mission without allowing the payload to travel backwards.

Reached level 10 with Kasuga.

Unlock Guardian Force Ifrit

Finish Mass Effect 1, 2 and 3 with the same character

ME3: Make the final assault.

ME3: Overload the shields of 100 enemies.