Chris Clegg's dynasty fantasy baseball buy lows, sell highs, and MLB news for Week 21 (2025). Notable prospects debuts and dynasty risers/fallers including Dominic Canzone and Wilyer Abreu.

Welcome back, RotoBallers, to my dynasty fantasy baseball risers, fallers, and buys/sells for Week 21 of the 2025 MLB season. We are in the final stretch of the season. Whether you are in contention to win your dynasty league, or out of it, there is still work to be done to improve your team for now and the long-term.

Today's dynasty article will look at recent prospect call-ups like Samuel Basallo , Dylan Beavers , and Nolan McLean along with several other dynasty-related news items. This bi-weekly series will examine various prospects and dynasty news and discuss fantasy implications. If yo

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