There was this target shooting video game. When your time was up, if you got a low score an mouse would come on the screen and do some kind of dance to humiliate you. However you could shoot the mouse and it would die in the most melodramatic way possible.

I bought sea monkeys. Several times. I didn't think it was a con - but I knew they were brine shrimp before I bought them. I had one batch that lasted a while, they even had babies. But, mostly they didn't survive very long because it was hard not to put too much food in the water which led to harmful microbial growth.

The linked article criticizes him for being associated with white a suprecimicist group - marketing an ineffective weapon to their members. I'm not sure if selling bigots useless weapons is really a bad thing.