Uploaded November 2023 | Updated September 2026, 3 weeks ago
In this video I will show you how to unlock the MW3 - Conqueror achievement / trophy, in Call of Duty: MW3. For this achievement you must play the MWZ (zombies) game mode.
First: Acquire a Mercenary Stronghold Keycard
Find a Mercenary Camp on the map and clear out all the enemies, loot the cache here to find the Stronghold Keycard. The option is to buy one for 2000 credits at a Buy Station.
Second: Acquire the Legacy Fortress Keycard
Open up your map and find a Mercenary Stronghold. Go there with your new keycard which will let you open the door. Clear out the stronghold and drill the safe while protecting it until it's done. After it's done loot the safe from the Stronghold to acquire the Legacy Fortress Keycard.
Third: Complete the Legacy Fortress
Near the top left corner of the map you can find the Legacy Fortress. I highly recommended that you come here with Pack-a-Punched level 2 weapon(s) & plenty of armor. You want to start by killing all the enemies and destroying the attack helicopter outside. Then approach the building use your Legacy keycard to open it up and clear this stronghold. Watch out for tough enemies, traps, decoys & reinforcements. As you clear the base you will find the Legacy Warlord in the last room. Make sure everyone on your squad hits the target to unlock the achievement as you will need an assist at minimum.
When the warlord is defeated, they should drop something that can range from a self-revive to a wonder weapon. There will also be rewards that spawn in the final room.
If you have any questions just ask. Till next time stay frosty!
amzn.to/3FOZLC5
As an Amazon associate my channel earns from all qualifying purchases, made through the above link.
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#callofdutymw3 #MW3 #achievementguide #MWZ #Zombies
In this video I will show you how to unlock the MW3 - Conqueror achievement / trophy, in Call of Duty: MW3. For this achievement you must play the MWZ (zombies) game mode.
First: Acquire a Mercenary Stronghold Keycard
Find a Mercenary Camp on the map and clear out all the enemies, loot the cache here to find the Stronghold Keycard. The option is to buy one for 2000 credits at a Buy Station.
Second: Acquire the Legacy Fortress Keycard
Open up your map and find a Mercenary Stronghold. Go there with your new keycard which will let you open the door. Clear out the stronghold and drill the safe while protecting it until it's done. After it's done loot the safe from the Stronghold to acquire the Legacy Fortress Keycard.
Third: Complete the Legacy Fortress
Near the top left corner of the map you can find the Legacy Fortress. I highly recommended that you come here with Pack-a-Punched level 2 weapon(s) & plenty of armor. You want to start by killing all the enemies and destroying the attack helicopter outside. Then approach the building use your Legacy keycard to open it up and clear this stronghold. Watch out for tough enemies, traps, decoys & reinforcements. As you clear the base you will find the Legacy Warlord in the last room. Make sure everyone on your squad hits the target to unlock the achievement as you will need an assist at minimum.
When the warlord is defeated, they should drop something that can range from a self-revive to a wonder weapon. There will also be rewards that spawn in the final room.
If you have any questions just ask. Till next time stay frosty!
amzn.to/3FOZLC5
As an Amazon associate my channel earns from all qualifying purchases, made through the above link.
Discord - discord.gg/nGptrYA
Facebook- facebook.com/FNHUSA57
Twitter - twitter.com/fnhusa57
Twitch -- Watch live at twitch.tv/fnhusa57
#callofdutymw3 #MW3 #achievementguide #MWZ #Zombies










