Hey friend! Gastrodon, swampert and quagsire are not GSI of the special set of Victini.
252 SpA Victini Energy Ball vs. 252 HP / 4 SpD Quagsire: 464-548 (117.7 - 139%) -- guaranteed OHKO
252 SpA Victini Energy Ball vs. 252 HP / 136+ SpD Gastrodon: 300-356 (70.4 - 83.5%) -- guaranteed 2HKO after...