Your boxer looks like a wire coat hanger someone glued boxing gloves onto. That is not a bug. That is the whole point. Distinctive Software built 4-D Sports Boxing around a wireframe engine that let them show the human body rotating freely in three-dimensional space, and in 1991 on a DOS machine, that was genuinely something to stop and stare at.

The game is a boxing simulation — proper simulation, not arcade button-mashing. You build a fighter from scratch, distribute stat points across attributes like speed, strength and stamina, give him a name, and then take him through a career against a roster of opponents. The ring is viewed from a shifting camera that follows the action, and the whole thing moves in that strange skeletal wireframe style that looks like an anatomy lesson conducted by a geometry teacher.
Getting the controls under your fingers takes time. Punches are thrown by combining directions with buttons, and defence requires you to actually think about positioning rather than just holding a block key and hoping. Footwork matters. Stamina drains visibly, and a fighter who comes out swinging for three rounds will have nothing left in the fourth. For 1991 this level of mechanical depth was not common in a sports game on PC, and it showed. Landing a clean combination that drops your opponent felt earned rather than lucky.

What made people remember it was exactly that wireframe aesthetic. It aged in a peculiar way — not badly, just strangely. The figures never looked human to begin with, so they never started looking dated in the way that early texture-mapped faces did. There is something almost abstract about watching two stick-figure skeletons circle each other under DOS, and it holds up as a curiosity in a way that more ambitious-looking contemporaries do not. The career mode gave it legs beyond a single session, which was not something you could say about every sports title of the era.

Today it sits comfortably in a browser via archive emulation, and it rewards anyone with patience and an interest in how sports simulations were being pushed in the early nineties. If you want to understand why boxing games took the route they did — toward fighter customisation, stamina systems, realistic body mechanics — this is one of the places that road started. Come for the skeletal wireframe weirdness, stay because the fighting system is deeper than it has any right to be given what it looks like.