Upgrade Facehugger Call to Level 3

Acquire 1 head from each Human enemy type

Complete all Alien Side Missions with 3 Stars

Kill more than 10 targets with plasma bolts in the same level

Finish the game playing as the Alien

Kill more than 10 targets with disc in same level

Ensnare 20 enemies in a single level with the Net Gun

Kill 50 enemies while cloaked

Reach 20 on the Combo Meter playing as the Predator

Predator Mission 7 - Crash Site: Clear first checkpoint in under 2 minutes

Using the Wrist Blades, eliminate 50 enemies

Collect all Armors

Collect all Masks

Collect all Plasma Guns

Complete all Predator Side Missions with 3 Stars

Finish the game playing as the Predator

Use the Facehugger execution on 30 enemies

Clear out level A3 - The Living Weapon in less than 5 minutes

Release all friendly aliens in level A3 - The Living Weapon

Reach 20 on the Combo Meter playing as the Alien

Collect all Alien Heads

Collect all Alien Bodies

Collect all Alien Tails

Kill 20 using Acid

Kill 20 using the Dash Through ability

Use the Facehugger Call to harvest 20 enemies

Perform 50 Body Cuts with the Alien

Perform 20 Alien Stealth Executions