Background
Examined through the lens of modern political history, Ma Teng's execution in the narrative of the novel carries more weight than a routine "strongman neutralizing a peripheral warlord." It was a critical step in Cao Cao's dual-front strategic management of north and south. After Chibi, Cao Cao faced no serious adversary on the northern front, but the Liangzhou military bloc on the western flank remained a thorn in his side: Ma Teng, Han Sui, and the entire Qiang-Hu tribal system behind them constituted a mobile force capable at any moment of severing the Guanzhong–Hexi corridor. Any time Cao Cao moved south for a campaign, the possibility of Ma Teng striking at Xudou from the west was enough to derail the entire southern strategy [c:18014]. The plan proposed by Xun You — "summon him with an imperial edict, then eliminate him close to home" — was in essence an operation to remove a frontier military commander who could not be dealt with in the field, at the lowest possible cost: it avoided the enormous expense of a Liangzhou expedition and sidestepped the risks of a direct confrontation with the Qiang and Hu tribes.
Key Figures
The roles of the principal actors in this event are clearly demarcated. Cao Cao is the off-stage director: he needed a solution that simultaneously neutralized an external threat and pacified the interior. Xun You is the strategy provider, who transformed a purely military dilemma into a diplomatic deception. Ma Teng is the lured fish — though he was not without his own calculations. The novel pointedly stages a conversation between Ma Teng and Ma Chao in which Ma Teng says that "since receiving the Yidaizhao from Dong Cheng," he had always intended to make use of the summons to court to "act from within at the opportune moment" [c:18015]. This detail is crucial: it distributes responsibility between both parties — Cao Cao is undeniably treacherous, but Ma Teng was also genuinely plotting a coup, and the episode is thus shaped as a decisive contest inside a double-layered trap. Huang Kui, the inside collaborator, provided the breach through which Cao Cao could manipulate the palace guard system of Xudou; Ma Dai, as the sole survivor, carries the narrative function of delivering the report to Ma Chao and transmitting the emotional charge of grief and vengeance [c:18017].
The Core Issue
The substantive question is how a frontier commander combining military, territorial, and tribal authority — the three-in-one structure characteristic of late-Han Liangzhou warlords — could be "legally" disposed of by the center. Cao Cao's chosen method was to shift Ma Teng from his home ground of "Liangzhou Inspectorate" to the court's home ground of Xudou — where Cao Cao held complete command over the palace guards, the city defense, the criminal-law apparatus, and could trigger an ambush under any one of a dozen charges [c:18016]. This three-stage technique of "summon — surround — execute" was not Cao Cao's invention, but he institutionalized it. When Cao Pi later disposed of the Ding Yi brothers, and when Sima Yi disposed of Cao Shuang, the underlying logic was identical: first sever the target from his power base, then complete the disposal in the sealed environment of the capital.
Political Consequences
The most immediate consequence was the decapitation of the Liangzhou military-political structure. With Ma Teng's system of commanders gone and the supreme commander dead, the military forces remaining in Liangzhou temporarily entered a command vacuum. Yet the novel handles this with pointed irony: Ma Teng's death did not dissolve the Liangzhou armed forces but instead, through Ma Chao's hands, transformed them into an army of revenge against Cao Cao — Ma Chao subsequently joined forces with Han Sui to rise in Guanzhong, giving rise to the Battle of Tongguan and the battle on the Wei River, nearly costing Cao Cao the "cutting of beard and discarding of robe" that became legendary. From this angle, Ma Teng's execution was a tactical success but a strategically costly purge: Cao Cao saved himself one distant expedition but bought himself a far more dangerous showdown in Guanzhong. Ma Dai, the survivor, ultimately joined Liu Bei, ensuring that throughout the era of Zhuge Liang's northern campaigns Shuhan always retained a cavalry corps carrying "Liangzhou roots," an influence that extended all the way to the moment after Zhuge Liang's death when Ma Dai struck down Wei Yan [c:18017].
Counterfactual Analysis
What if Cao Cao had taken the other road — not summoning Ma Teng to the capital but launching a direct military expedition against Liangzhou? Based on Cao Cao's actual combat experience against the Ma Chao–Han Sui coalition, a distant expedition would have been extremely costly, the outcome uncertain, and the window for the southern campaign against Sun Quan and Liu Bei would have been pushed back at least two years. In those two years, the Sun-Liu alliance — briefly breathing space after Chibi — might have consolidated further, Liu Bei's entry into Yizhou could have accelerated, and the probability of Cao Cao unifying the south would in fact have declined. Another counterfactual: if Ma Teng had detected the danger when the edict arrived and declined on grounds of illness, Cao Cao would have been forced to declare a public punitive expedition against Liangzhou without a credible pretext, thereby actually validating the accusation of "using the Son of Heaven as a puppet" at enormous cost to public opinion. In other words, while the "summon and execute" episode in the novel has strong dramatic appeal, it precisely matches the only low-cost solution available within the late-Han political structure for resolving the standoff between the center and a border fief — which is exactly why Ma Teng's tragedy reads as simultaneously inevitable and brutally cold.