So I thought of some more...
Ninjask - Using the electro ball formula, reduce damage received based on speed difference, Maybe something like minimum 20%, maximum 50%.
Accelgor - Using the electro ball formula, increase base evasion chance based on speed difference. Maybe minimum 5%, maximum 12%.
Electrode - Uses type-less special explosion upon fainting. Plus 1.2x special attack increase.
Minun - Baton passes its stat increases upon fainting.
Plusle - Applies plus/minus effect to both Plusle and allies highest attacking stat and