Josh Donaldson’s 2019 would rank #3 on the Twins’ list of best seasons at the hot corner (ranked by rWAR, post-1961 relocation to Minnesota, minimum of 50% of games played at 3b):
- Koskie, 6.3, 2001
- Killebrew, 6.2, 1969
- Donaldson, 6.1, 2019
- Killebrew, 5.9, 1966
- Gaetti, 5.8, 1986