*sips coffee* then why are you keeping it in against it, you can call it out, swap to a different Pokémon, predicting Tera, and, say, using rillaboom, take a possible Ivy Cudgel or while its swords dancing, and hit it with a choice band grassy glide, and that is just 1 option. There is a reason predictions and switching are in Competetive Pokémon. Just some advice. Also, your Zapdos statement was fair.
But also:
252 SpA Choice Specs Zapdos Thunderbolt vs. +1 0 HP / 4 SpD Tera Water Ogerpon-Wellspring-Tera: 296-350 (98.3 - 116.2%) -- 87.5% chance to OHKO