[swilliamsio]

It was called Punch Buggy when it was for beetles https://en.wikipedia.org/wiki/Punch_buggy

I definitely also played the yellow car variant. I assume it's the preferred variant nowadays given how rare bugs are.

[zach_garwood]

We called it "slug bug."

[foxbee]

I remember a guy in my class at school carried a small yellow toy car in his pocket. At any given moment he would flash it before your eyes, and swiftly after a fist of boney knuckles would come crashing into your arm.