Trial by Fire is a progressive/power metal band from Red Bluff, California, formed in 2019, blending soaring melodic vocals and complex song structures within the classic power metal framework.

Trials and Memories is an epic power metal band from Modesto, California, formed in 2011, crafting sweeping, anthem-driven compositions in the grand tradition of heroic power metal.

Tribunal is a thrash/power metal band from Baltimore, Maryland, formed in 2013, combining the precision and aggression of thrash with the melodic ambition of power metal in the tradition of East Coast heavy metal.

Trick or Treat is a heavy metal and hard rock band from Los Angeles, California, formed in 2025, drawing on classic metal and rock traditions from one of America's most storied hard rock scenes.

Trihexyn is a heavy/power/thrash metal band from Gaithersburg, Maryland, formed in 2009, drawing equally from traditional heavy metal, melodic power metal, and thrash aggression.

Triumvir is a New York epic heavy/power metal band formed in 2020, constructing grand, anthem-driven metal rooted in the classic European power metal and traditional heavy metal traditions.

True Strength is a Denver, Colorado heavy and power metal band formed in 2016, delivering anthemic, melodically driven metal with an emphasis on soaring vocals and uptempo riffs.

Tundra is a death metal and deathcore act from Topeka, Kansas, formed in 1997, blending the crushing heaviness of deathcore breakdowns with the more technical sensibilities of death metal.

Tusk is a doom and sludge metal band from Indianapolis, Indiana, formed in 2009, delivering slow, mammoth riffs soaked in distortion and rooted in the heaviest end of the sludge-doom spectrum.

Twelve Gauge is a power/thrash metal band from Saint Paul, Minnesota, formed in 2019, combining the anthemic, melody-driven energy of power metal with the aggressive riffing of thrash.

Twice Sliced Bread is a California-based power metal band formed in 2022, delivering melodic, anthemic metal with a tongue-in-cheek name that belies a earnest approach to the genre's soaring guitars and bombastic song structures.

Twist of Fate is a Madison, Wisconsin heavy and power metal band formed in 2022, combining the anthemic melodicism of power metal with the straightforward punch of traditional heavy metal.

Twisted Motivations is a power/progressive metal band from Vancouver, Washington, formed in 2002, one of the longer-running acts in the Pacific Northwest metal underground, blending the melodic ambition of power metal with progressive complexity.

Twisted Tower Dire is a traditional power metal band from Raleigh, North Carolina, formed in 1995, long regarded as one of the finest American power metal acts of their generation, known for epic songwriting, dual-guitar harmonies, and unwavering dedication to classic US metal sensibilities across a series of acclaimed albums.

Tyger Tyger is a Tampa, Florida power metal band active since 2011, delivering the anthemic vocals, twin guitar harmonies, and driving rhythms that define the American power metal sound.