Chikyū Kaihō Gun ZAS

The sense of speed in the stages is wild for a Game Boy game from 1992, and the colors really pop in a way that makes you forget it's a portable title. It's a rare gem that lives up to its reputation, and getting to play it without needing the original cart is a big win.

The stage speed on this thing is genuinely wild for a 1992 Game Boy cart — it feels like it’s pushing the hardware to its limit, and the fast-moving action keeps you on edge every second. I’ve been hunting a physical copy for years and finally got one; it’s worth every penny if you’re into obscure s

I’d heard this was a legendary Japanese-only cartridge, but actually getting to play it now shows why collectors hunted it down. The way it pushes the original Game Boy hardware with those fast-moving, packed stages is genuinely impressive for 1992.