Homer, 3 RBI, and a steal in the same game — the five-category upside is tantalizing for a rookie. Griffin is getting everyday reps for Pittsburgh and the speed/power combo is rare. Deeper leagues should have added already.

OBP 0.247 → .331 (Δ +0.084)

OBP 0.261 → .333 (Δ +0.072)