You can even go with this Giratina spread that survives the same stuff and will be faster than paralyzed Scarf Kyogre, most opposing Giratina and non-boosting nature Magearna and Gothitelle.
EVs: 240 HP / 148 Def / 32 SpA / 32 SpD / 56 Spe
+1 252 Atk Zacian-Crowned Play Rough vs. 240 HP / 148...