What is the Rule 5 Draft
The Rule 5 draft is a special draft held every December where MLB teams can pick minor league players from other teams' farm systems. It was created to prevent teams from hoarding young talent in their minor leagues without giving them a fair chance to play in the majors. If a player has been in a team's organization for a certain number of years and hasn't been promoted to the major leagues, other teams get the opportunity to draft them.
How Players Become Eligible
A player becomes eligible for the Rule 5 draft if they have been in their original team's minor league system for a set period without being added to the team's 40-man roster. For players signed at age 19 or older, they become eligible after five years. For younger players, the timeline is different. Teams can protect their promising young players by adding them to their 40-man roster, which keeps them off the Rule 5 draft list.
The Draft Process
During the Rule 5 draft, teams pick in reverse order of their win-loss records, so the worst team gets the first pick. Each pick costs $50,000, and teams must take turns selecting players. The draft usually lasts just a few hours since there are only a limited number of eligible players available each year.
Rules for Selected Players
Once a team selects a player in the Rule 5 draft, that player must be added to the team's 40-man roster immediately. The most important rule is that the player cannot be sent down to the minor leagues without first being offered back to the original team for the same $50,000 price. This means if the player doesn't perform well, the drafting team must either keep them on the major league roster or release them back to the original organization.
Success and Outcomes
While the Rule 5 draft has produced some successful major league players, many picks do not pan out. Some Rule 5 selections become solid contributors, while others return to their original teams or are released. The draft serves as both an opportunity for hidden talents to get a chance and a way to prevent large organizations from stockpiling young players they don't intend to use. 
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