The phrase "assigned to destroy" is correct and usable in written English.
It can be used in contexts where someone or something has been given a specific task or responsibility to eliminate or obliterate something.
Example: "The team was assigned to destroy the outdated equipment to make room for new technology."
Alternatives: "tasked with eliminating" or "designated to eradicate".
Every important Mexican law enforcement agency has been assigned to destroy the Arellano Félix cartel, which is based in Tijuana.
When they are assigned to destroy some explosives in a remote desert area, James returns to the detonation site to pick up his gloves.
As the ships are built from only conventional materials, Apollo has been assigned to destroy them in a preemptive strike, using the new "Horizon" weapons delivery system.
This alliance coalesced towards the end of 1820 behind Agustín de Iturbide, a colonel in the royal army, who at the time was assigned to destroy the guerrilla forces led by Vicente Guerrero.
The follow-up, made for zillions more dollars, was a smash on a far larger scale, offering a metal-based morphing psycho robot (Robert Patrick) and a more sympathetic Schwarzenegger cyborg, this time assigned to protect, not destroy future rebel leader John Connor Edward Furlongg).
Ares is waging war on the city of Athens out of hatred and jealousy of his sister Athena, who assigns Kratos to destroy Ares because Zeus has forbidden divine intervention.
The army has two brigades, totaling about 6,000 soldiers, and two battalions of demolition experts, or several hundred people, assigned to collecting, securing and destroying munitions, said a senior military official in Baghdad.
Carnarvon was transferred to the South Atlantic two months later and assigned to the squadron that destroyed the German East Asia Squadron at the Battle of the Falklands.
As it was still seen as desirable to destroy Tirpitz, the task was assigned to Bomber Command.
Several Japanese warship forces were assigned to bombard Henderson Field with the goal of destroying Allied aircraft that posed a threat to the convoy.
From an evolutionary viewpoint, a function can be assigned to a DNA sequence if and only if it is possible to destroy it.
