You need to complete 27 single player assignments and 35 collectibles.
Assignments:
- Complete Baku
- Complete Kunlun Mountains
- Complete Tashgar
- Let the Valkyrie be destroyed in the Campaign
- Sacrifice Irish to save the Valkyrie in the Campaign
- Sacrifice Hannah to save the Valkyrie in the Campaign
- Obtain bronze, silver, gold for all missions (21)
- These are the points required for gold:
Baku: 6,000 points
Shanghai: 10,000 points
South China Sea: 10,000 points
Singapore: 19,000 points
Kunlun Mountains: 11,000 points
Tashgar: 14,000 points
Suez: 5,000 points
Collectibles :
- Includes dog tags and weapons
- Credits for videos goes to PowerPyx
- Credit for finding additional weapons found in each level goes to Maka from x360a
Baku:#1 - Dog Tag - 0:05 (Nice Play)
#2 - Weapon - 0:42 ( M39 EMR)
#3 - Dog Tag - 1:04 (One Way Trip)
#4 - Weapon - 1:29 (MG4)
#5 - Weapon - 1:57 (CBH-MS)
#6 - Dog Tag - 2:42 (Sergeant Dunn)
Other weapons found in level:
AK-12: Found off most enemies during the level
M412 Rex: Given to you at the end of the level
Shanghai:#1 - Dog Tag - 0:05 (A One-Man Riot)
#2 - Dog Tag - 0:30 (Going Up?)
#3 - Weapon - 1:08 (QBS-09)
#4 - Weapon - 1:32 (RFB)
#5 - Dog Tag - 2:03 (Business Casual)
Other weapons found in level:
UMP-45: Given to you in the elevator
QBZ-95-1: Found off enemy within building
HAWK 12G: Found off enemy on helipad
South China Sea:#1 - Dog Tag - 0:05 (Carcharodon)
#2 - Weapon - 0:28 (P90)
#3 - Dog Tag - 1:08 (Lord of the Waves)
#4 - Weapon - 2:07 (U-100 MK5)
#5 - Weapon - 2:55 (SPAS-12)
#6 - Dog Tag - 3:26 (Agent Kovic)
Other weapons found in level:
JS2: Found off enemy on the ship
Singapore:#1 - Dog Tag - 0:05 (Horizontal Rain)
#2 - Weapon - 0:32 (SCAR-H SV)
#3 - Weapon - 1:05 (M240B)
#4 - Dog Tag - 2:06 (Armored Column)
#5 - Weapon - 2:36 (M16A4)
#6 - Dog Tag - 3:14 (Grounded)
Other weapons found in level:
Type 88 LMG: Found off heavy armor enemy during tank escort
FY-JS: Found off sniper enemy inside the final hangar
Kunlun Mountains:#1 - Dog Tag - 0:05 (Cage Fighter)
#2 - Dog Tag - 0:34 (Freedom at any Cost)
#3 - Weapon - 1:00 (338-Recon)
#4 - Dog Tag - 1:26 (Shaw-Shanked Redemption)
Other weapons found in level:
N/A
Tashgar:#1 - Weapon - 0:05 (A-91)
#2 - Weapon - 0:41 (M249)
#3 - Weapon - 1:07 (AEK-971)
#4 - Dog Tag - 1:37 (Destruction Enthusiast)
#5 - Dog Tag - 2:05 (Upstream Swimmer)
Other weapons found in level:
PKP PECHENG - Found off enemy right before Old Town.
SV-98 - Found off enemy sniper on building roof right before Old Town
PP-2000 - Found off enemy right before the dam
SAIGA 12K - Found off enemy right before the dam
Suez:#1 - Dog Tag - 0:05 (AK 5C)
#2 - Weapon - 0:39 (Rebel)
#3 - Dog Tag - 1:01 (Fleet Guardian)
Other weapons found in level:
N/A
Other dog tags found in level:
PAC Dog Tag: Ending (No decision)
Hannah Dog Tag: Ending (Hannah sacrifice)
Irish Dog Tag: Ending (Irish sacrifice)
Tip: You can check the assignments you have completed in the awards section of my solider. Even after I had done all the assignments and collectibles, I hadn't unlocked the achievement. If the same happens to you, try replaying the Singapore mission. I unlocked it right after the cut scene.