1. Dongling Guan Taishou Kong Xiu
Location: Dongling Pass
Background: After learning of Liu Bei's news from Cao Cao, Guan Yu decided to leave Xuchang to find his brother. Kong Xiu, as the first guard, intercepted Guan Yu according to Cao Cao's order and asked to see the customs clearance documents.
Result: Guan Yu clashed with Kong Xiu because he was in a hurry and did not get Cao Cao's release documents, and killed him in just one round, showing his extraordinary martial arts.
2. Luoyang Taishou Han Fu and his subordinate Meng Tan
Location: Outside Luoyang City
Background: After Han Fu and Meng Tan learned the news of Guan Yu's breakthrough, they set up an ambush plan, trying to use Meng Tan's force to consume Guan Yu's physical strength, and then Han Fu would shoot arrows from a long distance to sneak attack.
Result: Meng Tan and Guan Yu were defeated after three rounds of fighting, and were slashed by Guan Yu under the horse. Subsequently, although Han Fu's arrow hit Guan Yu's left arm, Guan Yu pulled out his arrow and continued to charge, beheading Han Fu in front of his horse, showing his amazing will to fight and endurance.
3. Bishui Pass is too guarded by Bian Xi
Location: Bishui Pass (also known as Tiger Prison Pass)
Background: Bian Xi pretends to entertain Guan Yu, but in fact secretly arranges a knife and axe man to prepare to kill him at the banquet.
Result: Guan Yu saw through Bian Xi's conspiracy with his keen insight, and reacted quickly at the banquet to kill Bian Xi and get out safely.
4. Xingyang Taishou Wang Zhi
Location: Xingyang
Background: Wang Zhi and Han Fu had a bad relationship, but after learning that Guan Yu had broken through, he also set up a plan to curry favor with Cao Cao, intending to set fire to Guan Yu and his party in the inn.
Result: Wang Zhi's conspiracy was exposed by Hu Ban (the son of Hu Hua whom Guan Yu saved on the way), and Guan Yu and the others were able to escape. Subsequently, Wang Zhi led the army to chase after him, but was killed by Guan Yu under the horse.
5. Qin Qi, the guard of the Yellow River crossing in Huazhou
Location: Huazhou Yellow River Ferry
Background: Qin Qi, as Xiahoudun's subordinate general and Cai Yang's nephew, was brave and refused to allow Guan Yu and others to cross the river.
Result: Qin Qi fought with Guan Yu, and was also killed by Guan Yu in just one round, once again proving Guan Yu's invincible combat power.
In the feat of "passing five levels and killing six generals", Guan Yu not only showed his extraordinary martial arts and combat skills, but also reflected his spirit of loyalty to his brothers, fearless of difficulties, and courage. This series of events not only deepened Guan Yu's heroic image in "Romance of the Three Kingdoms", but also made him a model of loyalty, righteousness and courage in later generations.