New Delhi: Attack helicopters or helicopter gunships have the capability of engaging targets on the the ground. They are equipped with the weapons lilke autocannons, machine-guns, rockets, and guided missiles such as the Hellfire. They play a major role in transforming the battlefield.Here is the list of world's ten best attack helicopters:1. Z-10 The Z-10 helicopter took to the skies for the first time in April 2003. The first helicopter was delivered to the PLA in 2009.It was developed by the Changhe Aircraft Industries Group (CHAIG) and China Helicopter Research and Development Institute (CHRDI) for the People's Liberation Army (PLA). The helicopter is being manufactured by Changhe Aircraft Industries Corporation (CAIC).2. MI-24 Hind The Mil Mi-24 is a dual-role helicopter gunship designed as both a attack helicopter and 8-troop/4-litter transport. The Soviet Union produced more than 2,500 HIND variants at the Mil Moscow Helicopter Plant beginning in 1972 and used them extensively through out the Soviet War in Afghanistan. The concept of a multi-mission gunship was quite revolutionary at the time of its inception and even today, the HIND has no direct NATO equivalent and is only roughly recreated in the American Sikorsky S-67 Blackhawk.3. AH-2 Rooivalk The combat helicopter AH-2 Rooivalk was designed and developed by Denel, the leading aerospace manufacturer in South Africa, following a request of the South African Air Force (SAAF) who pronounced the need for a dedicated attack helicopter.4. AH-1W Super CobraThe AH-1W Super Cobra is the US Marines' attack helicopter. It is supplied by Bell Helicopter Textron, and entered service in 1985.As well as the US Marine Corps (USMC), the Super Cobra is operational with the Turkish Land Forces and the armed forces of Taiwan. The AH-1W was deployed in support of Operation Iraqi Freedom in March 2003.5. A-129/T-129 (Italy/Turkey) The Agusta A129 Mangusta is an attack helicopter originally designed and produced by Agusta in Italy. It was the first attack helicopter to be designed and produced wholly in Western Europe.The TAI/AgustaWestland T-129 ATAK is a derivative version of the A129, and its development is the responsibility of Turkish Aerospace Industries (TAI), with AgustaWestland as the primary partner.6. AH-1Z Viper It is a twin-engine attack helicopter based on the AH-1W SuperCobra, that was developed for the United States Marine Corps. The AH-1Z features a four-blade, bearingless, composite main rotor system, uprated transmission, and a new target sighting system.7. Eurocopter TigerThe Eurocopter Tiger is an attack helicopter manufactured by Eurocopter. In Germany it is known as the Tiger; in France and Spain it is called the Tigre. The Tiger is powered by two MTU Turbomeca Rolls-Royce MTR390 turboshaft engines.8. MI-28H Havoc (Russia) The Mil Mi-28 (NATO reporting name ‘Havoc') is a Russian all-weather, day-night, military tandem, two-seat anti-armor attack helicopter. It is a dedicated attack helicopter with no intended secondary transport capability, better optimized than the Mil Mi-24 for the role. It carries a single gun in an undernose barbette, plus external loads carried on pylons beneath stub wings.9. Kamov KA-50/KA-52The Kamov Ka-50 “Black Shark” is a single-seat Russian attack helicopter with the distinctive coaxial rotor system of the Kamov design bureau. It was designed in the 1980s and adopted for service in the Russian army in 1995.10. AH-64D Apache Long Bow The Boeing AH-64 Apache Attack Helicopter was known to be the preeminent and most powerful anti-armor weapon system in the Gulf War. Designed to perform its combat missions day or night and in adverse weather, the Apache was designed specifically to meet the rigid requirements of the US Army's Advanced Attack Helicopter Plan.