Enriched Output: K: Dmin T: 75 TS: 4/4 INST: Cello, Viola, Violin, Tuba, Trombone, BassDrum, Timpani, Cymbals, SynthPad Mood: Solemn, Majestic, Powerful, Fated, Tragic, Dignified Structure: Intro - Development - Climax - Outro/Resolution This piece is a dark, cinematic orchestral theme in the style of Ramin Djawadi's work on *Game of Thrones*, particularly invoking the somber and powerful nature of the "Lannister-esque" reference. Its slow and deliberate tempo (75 BPM) in a standard 4/4 time signature establishes a grand, processional feel. The choice of D minor or a related mode like D Phrygian creates a tragic and fateful harmonic foundation. The orchestration is key to its heavy, powerful character, focusing on the low-register instruments. A core of cellos and violas provides the main melodic and harmonic weight, supported by the deep tones of tubas and trombones. Impactful percussion like bass drums and timpani provides a potent, deliberate rhythm, while minimalist synth pads add a subtle, modern atmospheric layer. The structure is dynamically driven, building from a sparse introduction to a dense, powerful climax before fading into a solemn, resolute conclusion, perfectly capturing the described 'Reckoning' theme.

Model: gemini-2.5-pro