|20 playable characters!|
At any rate, the game wasn't terribly fun or interesting. My best plan for winning seemed to be to just make contact and assume the opponent would eventually miss an easy shot before I did.
I remember playing this as a kid, because I remember changing the colour of the tennis ball in the pause menu. But I don't remember playing it much or having fun with it. Probably because I didn't. But if I actually wanted to play a decent tennis game, I guess this would be it.