Define the design: more results

I keep forgetting to report the results from the most recent "Define the Design" post. I know everyone has been waiting by the key...

Define the design: 89C, 90C, 90L, 93L, 92Pin, 93Pin, 94Pac, 00Pac(Rev)

I wish every set was as easy to name as the 1990 Classic baseball set. Not only is it easy to name but it has a name that describes its era ...