I shall fix this.https://replay.pokemonshowdown.com/gen7randombattle-771605327
If you check the turns 20-21, you can see the Celesteela gets a special attack boost after getting a kill, while its 4 revealed moves are Leech Seed, Protect,Earthquake and Heavyslam. This could be an error and probably worth reporting I guess as it doesnt make any sense.
Grass STAB isn't one that's guaranteed. And, when I tried to reduce Thunderbolt/Volt Switch on the same set for occasions just like this, it didn't end well.View attachment 123243
Does Mower Rotom usually not run Leaf Storm? Or is this actually ok?
View attachment 123245
Doesn't Trevenant learn Shadow Claw?
View attachment 123246
I'm kinda sure that double hazards shouldn't be happening on Roserade and Rest without Sleep Talk
Trevenant has both. You rolled Phantom Force.
As already mentioned, Roserade has Natural Cure.