1. Fantrax
Fantrax leads the dynasty space in baseball. Its depth of customization, support for minor leaguers, and multi-season tracking make it a favorite among serious players. You can set contracts, expand rosters, and use advanced scoring systems without limitations.
Best For: Hardcore dynasty players, commissioner-run leagues, and full-season strategists.
Standout Features:
- Minor league roster support
- Year-round access
- Trade draft picks and future assets
2. CBS Fantasy
CBS supports dynasty leagues with premium-level tools and clean roster management. While many features require a paid plan, CBS offers strong commissioner options and well-developed player databases for long-term tracking.
Best For: Players seeking a more traditional league format with deeper data tools.
Standout Features:
- Keeper and dynasty settings
- Draft board and transaction history
- Strong projections and research tools
3. Yahoo Fantasy Baseball
While not a dynasty-specific platform, Yahoo remains popular for leagues that want to run long-term setups without going too deep into customization. It’s user-friendly and ideal for casual dynasty leagues or simpler keeper formats.
Best For: Players who want ease of use with basic dynasty support.
Standout Features:
- Roster carryover via manual setup
- Trusted mobile and desktop interface
- Good trade and waiver systems
Bottom Line:
If you're building a deep dynasty league, Fantrax is the most complete option. CBS is ideal for structured, data-rich leagues, while Yahoo offers a more casual entry point for players new to dynasty formats.