Silkworm

Fly low, shoot everything, don't crash. That's Silkworm, and that's all you need to know.

This 1989 vertical shoot-em-up for the Spectrum puts you in the pilot seat of a military helicopter tasked with getting an agent across hostile territory. Your job is simple: follow the scrolling landscape, blast anything that moves, and keep that bird from kissing the ground. The premise needs no elaboration because the game doesn't care about one—it's pure reflex arcade action, the kind where story takes a back seat to muscle memory and quick thumbs.

Mechanically, Silkworm is straightforward. You control a helicopter that drifts left and right across the screen while enemies spawn in waves and terrain scrolls beneath you. Your weapon fires automatically; you just aim and dodge. The challenge lies in threading the needle between bullets and terrain obstacles while managing your rate of fire. There's a rhythm to it—learn the enemy patterns, memorize the landscape's tight corridors, anticipate where danger spawns. The Spectrum's chunky graphics work in the game's favor here; you can read what's happening without squinting at screen artifacts. Collision detection feels fair, which matters when you're genuinely trying not to explode.

What made Silkworm stick in the minds of Spectrum owners wasn't innovation—vertical shooters were hardly rare by 1989. It was execution. The pacing is relentless without feeling cheap, and the helicopter sprite has enough personality in its animations that you genuinely feel like you're flying, not just moving a box. The sound design, limited as it was by the Spectrum's beeper, actually fits the theme rather than working against it. This was a game you could pick up for a few quid and sink actual time into mastering.

Time hasn't been kind to the shoot-em-up formula, though. Silkworm demands precision that feels quaint now—no power-ups that matter, no narrative momentum, no room for failure. By modern standards it's austere, almost punishing. Yet that austerity is exactly why it holds up. There's no bloat to shed, no decade-old tutorial to sit through. If you can tolerate difficulty curves that don't coddle you, and if the thought of a straightforward arcade challenge appeals more than cinematic spectacle, Silkworm still delivers what it promised in 1989: pure, mechanical challenge.

Play it in a browser emulator if you've got the patience for old-school arcade discipline. It won't surprise you, and it won't comfort you, but it will demand respect.