Mikojan-Gurevitš MiG-15
Weird looking bucket of bolts but apparently it did what it was supposed to. The swept wings are sometimes straightened out but maybe that's an opportunity for a v2. I fumbled the generation info from the images but try something like this to get started:
a 1950s soviet jet fighter flying above the clouds, mountains and forest scenery below, swiss alps, m1g, swept wings, dynamic cinematic lighting, color graded, Polychromatic, highly detailed