Pupitar that are evolved into Tyranitar between 2:00pm and 7:00pm local time on that day will learn the Charged Attack Smack Down. This move has 12 power in Trainer Battles, and 16 power in Gyms and in Raids.
The following event bonuses will also be active throughout 3-hour period:
- 3× XP for catching Pokémon
- Incense (except Daily Adventure Incense) activated during the event will last for three hours
- Lure Modules activated during the event will last for three hours
- Trainers can receive a special surprise by taking a few in-game snapshots during the event period
- Sources
January 2023 Community Day Classic: Larvitar – Pokémon GO
pokemongolive.com