Damageplan, the former band of Pantera's guitar player Dimebag Darrell, was a band known for mixing groove metal with new wave of American heavy metal. To learn how to sing like the band's vocalist Patrick Lachman, here are some tips and singing exercises that you can use.

Lachman's unique vocal technique lies in his ability to alternate between aggressive, raw screams and melodic singing with a lot of control and consistency. This contrast can be heard throughout the band's discography, especially in songs like "New Found Power," "Breathing New Life," and "Save Me."

• Take care of your voice - Learning how to sing like Lachman requires taking care of your voice. Some of the tips shared in Singing Carrots' article on vocal health are great ways to start. Warm-ups, breath support, and practicing good singing posture prevent voice damage with long-term benefits.
• Learn to scream properly - Lachman is known for his aggressive, intense screams. To achieve this, you must learn how to scream without hurting your vocal cords. The Singing Carrots' video on heavy modal, twang, and belting techniques is a great way to start your vocal exercises.
• Work on your melodic singing technique - Lachman's control while transitioning from heavy screams to melodic singing deserves special attention. To develop those skills, Singing Carrots has provided many resources, such as the pitch accuracy test, vocal pitch monitor, and the pitch training course.
  Additionally, learning to sing within your vocal range and using vibrato in the correct times is also essential. The Singing Carrots' article on singing with vibrato is a great way to start developing these skills.
• Learn the songs - It is key to have a deep understanding of the band's entire catalog to learn how to sing like Lachman. Covering the songs and working on the small details of each melody is a great way to achieve that. Singing Carrots' song search will allow you to take advantage of the song selection.

By following these tips and Singing Carrots' resources, you can learn how to sing like Patrick Lachman and incorporate his style into your singing.