Eight aquatic themed works from the Berlin-based quintet of Hui-Chun Lin and Uygur Vural on cello, Matthias Müller on trombone, Klaus Kurvers and Ulf Mengersen on bass; also known as Ensemble Discoveries, this album collects work from 2020-22, described as "improvised music and Echtzeit Compositions and the ideas of deep sea, their special living conditions: big pressure, eternity darkness".

A four-part suite from the Creative Sources string core of violist Ernesto Rodrigues and cellist Guilherme Rodrigue, recording in Berlin in 2021 with free jazz trombonist Matthias Muller and trumpeter Brad Henkel, through each movement approaching their playing through a balance of nonidiomatic and free jazz, subtly understated and meticulously intricate.

The first release from the Barcelona-based trio of Matthias Muller (trombone), Ricardo Tejero (saxophone), and Vasco Trilla (percussion), the band examining "physics, metaphysics, and the root causes of tension that hold our world together" through fully improvised improvisation using unusual voicing, textures, modes of expression and techniques.

Darkly powerful sonic interaction through transformative use of their instruments, the trio of trombonist Matthias Müller, drummer Christian Marien and pianist Eve Risser obscure their sources through non-traditional techniques, energetically and mysteriously evoking industrial mechanisms with riveting nuance and inventiveness, an exceptional achievement.

A set of informed avant/abstract acoustic and electroacoustic improvisations recorded in the studio in Austria in 2019, from the transatlantic trio of Euro free jazz legend, trombonist Matthias Muller, Quebec bassist Eric Normand on electric bass, and innovative trumpeter Petr Vrba also deploying electronics, the trio's interaction focused on patient and inspired sonic detail.

The Berlin-based electroacoustic Red List Ensemble founded by cellist Guilherme Rodrigues in a studio recording of the 3-part "Scope", improvised music created in real time using extensive techniques to create and raise tension in a game of contrasts, exploring orchestration in micro-groups through organization of surfaces that are opposed in terms of timbre and sound texture.

Composer-pianist Satoko Fujii's new Orchestra Berlin, a ten-piece ensemble, presents a powerful work written specifically for this group in thought-provoking compositions of and uninhibited energy, with performers including saxophonists Gebhard Ullmann, Paulina Owczarek & Matthias Schubert, trombonist Matthias Muller, bassist Jan Roder, and drummers Peter Orins and Michael Griener.

A trio of free improvisers recording five detailed and subdued dialogs in the studio, from trombonist Matthias Muller (Splitter Orchester), cellist Guilherme Rodrigues, and guitarist Eric Wong, collective improvisation guided by long pointillistic passages that converge into lyrical focal points, a profound example of concentrative discourse.

Kern is the Berlin-based free improvising acoustic trio of clarinetist and saxophonist Edith Styer, trombonist Matthias Muller (Splitter Orchester, Xenon), and drummer Yorgos Dimitriadis (Fabric Trio, Glue), recording in the studio for 10 works of informed dialogs of great restraint and consummate control, from a mix of collective compositions and two from Steyer.

Two German trombonists, Matthias and Matthias Muche, extend the trombone language through four open improvisations using advanced techniques and bizarre language, each appropriately titled for phonemes, as the two players explore the strangest and most interesting sides of their instruments to the benefit of the intrepid listener.

Using extended techniques and a remarkable interactive approach, trombonist Matthias Mueller and soprano saxophonist Frank Paul Schubert surprise in 9 distinctive duo recordings.