Taking baseball as an example, baseball involves a number of core sports and game formats, and the following are the main categories:

1. Competition

Pitching

The defending pitcher throws the ball to the batsman with the goal of getting the opponent aroundDifficult to hitOr make it out.

Batting

The attacking batter tries to hit the ball thrown in an attempt to get to base or score.

Base Running

After hitting the ball, the batter runs through first base, second base, and third base in order to return to home plate to score.

Fielding

The defender prevents the attacker from scoring by catching, touching, blocking, etc., and the positions include infielders, outfielders, etc.

2. Event type

Professional leagues

MLB (Major League Baseball): The highest professional league in the world.

NPB (Japan Professional Baseball): Asia's top professional league.

International competitions

World Baseball Classic (WBC): The world's highest-level national team competition.

Olympics: Baseball has been an Olympic sport several times (e.g. Tokyo 2020).

Junior and amateur events

LLB (Little League World Series): An international tournament for under-12 youths.

College Leagues: Such as the NCAA baseball game in the United States.

3. Derivative forms

Soft-style baseball

Rubber balls are used, which are highly safe and commonly used in campus and amateur competitions.

Slowpitch

The pitching speed is slower and the rules are simplified, which is suitable for mass participation.

Indoor Baseball

The venue is small and usually takes place indoors.

Fourth, the special competition system

All-Star Game: An exhibition game for star players.

Playoffs/World Series: A knock-out tournament to determine the overall champion of the year.