In baseball slang, what is a "Maddux"?

In which city is the College World Series played? What is it called when a batter hits a single, double, triple and home run in one game? What is the nickname for striking out four times in one game? What is an "immaculate inning"? What does the statistic WHIP measure? What does OPS combine? What does WAR stand for in baseball statistics? In scorekeeping, which number represents the center fielder?