All created officer attire
Complete the Yellow Turban campaign with a character made with edit mode. Use the novice difficulty setting to finish faster. For the best officer you can create, choose Zuo Ci's motion. He is the best officer in the game.
Level 4 weapons
Raise them all up to maximum levels. Then, defeat 500 enemies to unlock a level 4 weapon. Note: Each type of weapon is only unlocked based on your own weapon. Hence, a sword unlocks level 4 swords, etc. . Also, each weapon is only once done per character. For example, if you use Lu Bu, the weapon is only unlocked for Lu Bu.
Play Empire mode under any difficulty setting. Defeat the main Boss of the level under 4 minutes. At the end of the level you will get the level 4 weapon. You do not have to go to level 5 upgrading to get it.
Empire mode bonuses
Successfully complete Empire mode to unlock the following options: Executions/Old Age Death, Isolate, and Unlimited Time.
Red Hare harness
To get the Red Hare harness, you need money, the development assignment, and the production assignment. The cities are able to develop the Red Hare harness are Nanman (in the Gathering of Heroes campaign) and Luo Yang (in all other campaigns). You must use development (in the equipment category) on that city three times. After that, you must then use production on Luo Yang. This will produce one Red Hare harness. If you want another one, just use production on it again.
Shadow Horse
Get the most northwest land (should be owned by Ma Teng). Develop it until you cannot do so anymore. After you are done developing, go to "Assign" and do "Western Trade". Repeat this until you get the Shadow Horse.
Getting good assignment cards
In order to get good assignment cards you must be in the first place and good. For example, to get the special juggernaughts and sorcerers you muwt start empire mode under either the hard or chaos difficulty settings. Not a lot of good assignment cards will be unlocked under the novice or easy difficulty settings.
Getting good tactics cards
Juggernaut and Wood Ox can be obtained by putting Zhuge Liang and Yue Ying together in the same province.
Use six items for officer
Defeat 1,000 enemies in any stage and difficult setting to unlock the possibility to use six items for that officer. For easier results, use two Extend Time strategy cards.
1000 KO Medal
Defeat 1,000 enemies in any stage and difficult setting.
Flames Over Chi Bi scenario
Successfully complete the Battle Of Guan Du scenario.
A Divided Land scenario
Successfully complete the Dong Zhou in Luo Yang scenario.
Dong Zhou In Luo Yang scenario
Successfully complete The Yellow Turban Rebellion scenario.
Battle Of Guan Du scenario
Successfully complete the A Divided Land scenario.