Alien Life Forms (XCOM2)

Soldiers

• ADVENT Trooper
• ADVENT Officer
• ADVENT Stun Lancer
• ADVENT Shieldbearer
• ADVENT Purifier
• ADVENT Priest
• Sectoid
• Viper
• Muton
• Andromedon
• Faceless
• Berserker
• Archon
• Chryssalid
• Spectre

Mechanized Units

• ADVENT Turret
• ADVENT MEC
• ADVENT Security Tower
• Sectopod

Commanders

• Codex
• Gatekeeper
• Avatar (SPOILERS)

Alien Rulers

• Viper King
• Berserker Queen
• Archon King

The Chosen

• The Assassin
• The Hunter
• The Warlock

The Lost

• The Lost