Level 10 weapons
Cao Cao
Play the Battle Of Chi Bi level on the hard difficulty setting with Cao Cao. First, approach Pang Tong to see through his trick, then defeat Zhuge Liang to stop the wind prayer. Next, defeat Gan Ning and Lu Meng to trigger the all out attack. Then, defeat Huang Gai to stop the fire attack. Finish the level with your level 9 Sword of Heaven to get Cao Cao's level 10 sword.
Cao Ren
On the Siege Of Fan Castle level on the hard difficulty setting, destroy all enemy castle-attacking vehicles without the castle being compromised.
Lu Meng will exit the enemy castle and attack. Defeat Lu Meng. Note: Time will be extremely tight for this task. The following is the best order to destroy the four castle-attacking vehicles. Equipping a saddle is recommended. Immediately, run to the south wall. There will be a cloud ladder vehicle moving towards the west gate. Destroy the vehicle as quickly as possible. Then, immediately run to the east wall. There will be a cloud ladder vehicle approaching from the north. Destroy the vehicle as quickly as possible. Then, run to the stone toss vehicle at the south gate and destroy it. Next, run to the stone toss vehicle at the north gate and destroy it. Do not stop to fight enemy generals In between, as there is not enough time.
Da Qiao
Play the Battle Of Xu Chang level on the hard difficulty setting on the Wu side. Defeat Deng Ai, Hu Zhi, and Dian Wei.
Dian Wei
Play the Battle Of Wan Castle level. Defeat Hu Che Er, then join with Cao Cao. After the Cao Cao conversation with Dian Wei event, deplete about half of Zhang Xiu's HP and he will retreat. After the castle gate closes, clear the map of enemies for Cao Cao to advance. After Cao Cao reaches the dead end, two fire blocking exit messages will appear. After the Xu Chu breaks through wall event, Dian Wei earns his Level 10 Weapon.
Diao Chan
Play the Battle Of Si Shui Gate level on Dong Zhuo's Side. Allow Sun Jian's messenger to complete his task. Then, wait for Sun Jian to defeat Hua Xiong. You must now defeat Sun Jian and Cao Cao to gain her level 10 weapon, Diva. You must quickly do this before your forces retreat and you lose the map.
Play The Battle Of Si Shui Gate level. Sun Jian will send a messenger to Yuan Shao, and you must let the message be received before you defeat any enemy officers. After this, defeat two officers out of Sun Jian, Liu Bei, or Cao Cao. You should receive a message stating "Diao Chan has earned her ultimate weapon, Diva". Then, complete the level.
Dong Zhou
Play the Lu Bu's Revolt level on the hard difficulty setting. Kill everybody on the screen where Lu Bu is the only one alive. If done correctly, Dong Zhou will make a comment.
Gan Ning
On the Battle of Xia Kou level on the hard difficulty setting, defeat Su Fei and Chen Shen. Wait for Zhou Yu to tell you about gun powder on Huang Zu's northern ship. A burning gun powder pot appears on the ship. Go near the gun powder pot. The gun powder pot discovery message will appear. Destroy the burning pot on Huang Zu's northern ship. Then, defeat all enemy generals on the map (Chen Jiu, Deng Long, Zhang Hu, Cai Mao) before Huang Zu's northern ship and southern ship connect. Huang Zu's two ships will connect and Huang Zu's southern ship starts burning (about three minutes after destroying the gun powder pot), with Ling Cao and Ling Tong alive. Note: In free mode, Gan Ning will appear in place of Chen Shen. Defeat him instead of Chen Shen.
Guan Yu
Kill all the Wu generals at the Fan Castle level on the hard difficulty setting. Make sure that all your soldiers switch sides before you kill the Wu generals.
Huang Gai
On the Battle Of Chi Bi level on the hard difficulty setting, eliminate all enemy entry points before the fire attack, then defeat Cao Ren, Cao Hong and Cao Pi.
Huang Zhong
On the Battle Of Jian Ye level on the hard difficulty setting, before defeating the real Sun Jian, defeat Huang Gai, Taishi Ci or Zhou Tai. Next generation Suns attack event, defeat Sun Ce, Sun Quan and Sun Shang Xiang in any order.
Jiang Wei
Play the Battle Of Tian Shui on the hard difficulty setting and do the same steps you did to unlock Jiang Wei. Make sure that you have at least the Red Hare saddle on Jiang Wei. The Peacock Urn, the Tiger Amulet, and Tortoise Amulet may also help, as well as any kind of Jade Orb. When the level starts, go directly to Ji Castle. You must open both gates from the outside. Cao Ren will appear. Do not worry as much about his lesser generals. Once you kill them, he will run. Defeat Cao Ren then go down to Wang Lang. Defeat him as quickly as possible, because there will be another general where Zhuge Liang is located. If Zhuge Liang dies, it is all over. Once you have made sure there is no immediate danger to Zhuge Liang, go to Tian Shui Castle. You must open both gates of this castle from the outside as well. Defeat the two generals with the main Boss. However, do not kill the main Boss. He will run when after you kill his two lesser generals. You should have now unlocked Jiang Wei's, level 10 weapon, Blink.
Liu Bei
In the Battle of Ru Nan on the hard difficulty setting, meet with Zhao Yun after he appears on the map (about ten to twenty seconds into the game at the bottom right horizontal path). After the Zhao Yun swears allegiance event, defeat Li Dian, and join with Zhang Fei. At the Xiahou Yuan appearance, defeat Xiahou Yuan before Guan Yu appears (about 4:30 to 5:30 into the game), defeat Yu Jin, defeat Xu Chu. At the Xiahou Dun appearance, defeat Xiahou Dun, defeat Zhang He, and defeat Yue Jin. Note: Other than defeating Li Dian after meeting with Zhao Yun and defeating Xiahou Yuan before Guan Yu appears, all other enemy generals can be defeated in any order.
Lu Bu
Play the Lu Bu Rebellion level. Clear the entire stage of every enemy so that only Dong Zhuo remains alive. Be sure to kill every general and sub-general yourself. Lu Bu will earn his Level 10 weapon. Note: If the weapon does not appear after only Dong Zhuo is alive, move around the map awhile. There may still be ambush troops you did not encounter.
Lu Meng
Play the Battle Of Mai Castle level on the Wu side. First, allow Liao Hua to escape from the battle. Enter the castle through the northern gate. Kill Jiang Wei's Sub-General Wan Fu. Then, kill the Gate Captain at the north wall, then the one at the south wall. Liao Hua will return with additional troops. Destroy them, including the Sub-General in the group. Return to the castle and kill Guan Ping. This causes Guan Yu to attempt an escape. This is why the two Gate Captains had to be killed; he will try to escape to one of them if they are not sealed. Kill the northern-most Gate Captain. Guan Yu will change direction and head for the southern-most Gate Captain. Once both of those are shut off, go back into the castle and an ambush troop will appear. Destroy them. Zhang Fei should appear soon, if not already. Eliminate all Generals and Sub-Generals (besides Guan Yu). Kill Zhang Fei and you should then receive the White Tiger. Finish the level.
Lu Xun
On the Battle of Yi Ling level on the hard difficulty setting, protect and keep Zhu Ran alive until he successfully triggers the fire attack. Enter stone maze, and pass through it.
Ma Chao
In the Chen Du Suppression level go to the left side of the map to trigger the appearance of enemy back-up troops. Kill the enemy back-up troop generals Pang De and Ma Dai. Note: This can only be done in Musou mode, because the generals will be Ma Chao and Ma Dai in free mode.