Anchor your lineup with elite production using our comprehensive guide to Fantasy Baseball First Basemen rankings for the 2026 MLB season. Historically the bedrock of fantasy power, the 1B position remains a critical source of home runs, RBI, and high OPS, but navigating the player pool requires a sharp strategy. Whether you are looking to spend early draft capital on a perennial MVP candidate or hunting for undervalued sluggers to solidify your corner infield spots, our 2026 first base rankings offer the deep analysis you need. We break down the tiers, identify the biggest risers, and highlight the busts to avoid, helping you maximize value at one of the most important positions on the diamond.