In a single game, score 20 or more runs (not achievable in RTTS; only earned if playing an uninterrupted game against the CPU, without switching sides or fast forwarding).
Get 5 hits in a single game, with a single player (only earned if playing an uninterrupted game against the CPU, without switching sides or fast forwarding).
As the pitcher, escape from a no out, bases loaded jam without any of the runners scoring (only earned if playing an uninterrupted game against the CPU, without switching sides or fast forwarding).
With a runner on second and/or third with no outs, hit a ground out to the right side of the field that advances the runner(s) (only earned if playing an uninterrupted game against the CPU, without switching sides or fast forwarding).