The second act of the Zombies mode in Call of Duty: Modern Warfare 3 is called Mother of Invention, and will have players completing contracts and killing zombies in specific ways. This guide contains the full list of all missions in Act 2.
All Act 2 Missions in MW3 Zombies
There are 15 missions across six tiers in Act 2 for the Zombies mode. Each tier of missions must be completed to move to the next one, but players can choose the order of missions to complete within each tier.
However, all missions must be completed in order to move on to Act 3. Here is the full list of Act 2: Mother of Invention missions:
Tier 1
- Same Day Delivery
- Complete a Cargo Delivery Contract.
- Destroy the enemy helicopter chasing the Cargo Delivery vehicle.
- Destroy the Cargo Delivery vehicle after contract completion.
Tier 2
- Safe Cracker
- Complete a Raid Weapon Stash Contract.
- Kill 30 Zombies attracted by the safe drill.
- Do not allow the safe drill to pause.
- Exfil with the Cryo Freeze Formula.
- Ascension
- Merc Cleanup
- Kill 20 Mercenaries in Merc Camps.
- Loot three Merc Camp caches.
- Reaper
- Collect 15 Items from Harvester Orbs.
- Destroy three Harvester Orbs.
- Guardian Angel
- Heal Operators 20 times with Healing Aura Field Upgrade.
- Shocked
- Stun 25 Zombies with Dead Wire Ammo Mod.
- Stun five Special Zombies with Dead Wire Ammo Mod.
Tier 3
- More Firepower
- Pack-a-Punch a weapon to Level II.
- Kill 75 Zombies with a Level II Pack-a-Punched weapon.
- Kill a Special Zombie with a Level II Pack-a-Punched weapon.
- Bounty Hunter
- Complete a Big Bounty Contract for a Mangler.
- Complete a Big Bounty Contract for a Disciple.
- Complete a Big Bounty Contract for a Mimic.
- Essence of Aether
- Collect the Essence Sample from the container in Hamza Bazaar at Hadiqa Farms.
- Collect the Essence Sample from the container in Rostova Shops at Levin Resort.
- Collect the Essence Sample from the container in Quadri Shopping Center at Zaravan City.
Tier 4
- Heist
- Complete an Aether Extractor Contract.
- Collect a filled Essence Container from an Aether Extractor.
Tier 5
- Mind Control
- Turn 20 Zombies with Brain Rot Ammo Mod.
- Allow 25 Zombies to be killed by turned Zombies.
- Frost Bite
- Freeze 50 Zombies with Frost Blast Field Upgrade.
- Freeze five Mimics with Frost Blast Field Upgrade.
- Exterminator
- Complete a Spore Control Contract.
- Complete the Contract in under two minutes and 30 seconds.
- Obtain Rare Aether Tool Schematic and Exfil.
Story Mission
- Shepherd
- Deploy to Neutralizer Test Site.
- Successfully test the Neutralizer.
Completing the last story mission will give players a cutscene and access to Act 3: Confrontation. Check out our complete list of Act 1 missions in MW3 Zombies if you have not completed it yet.
