next-level

Adjective

idiomatic not-comparable

(idiomatic) Significantly more advanced, better, or more extreme.

Japanese Meaning

非常に進化した、先進的であること / 従来を超えた、画期的で抜きん出た状態 / 著しく優れている、極めて強力な

Her next-level presentation convinced the board to fund the project.

彼女の格段に優れたプレゼンテーションが取締役会を説得してプロジェクトへの資金提供を得た。

Sense（1）

(idiomatic) Significantly more advanced, better, or more extreme.

[James Darrell accepts an offer to join a secret organization concerned with the presence of aliens on Earth]

James: I'm in because look, there's some next-level shit going on around here, and I'm with that.