Read this info on [TR11] Psychic in Pokemon Sword Shield: Isle of Armor! Check out where to get it, and what Pokemon can learn Psychic!
Psychic Stats & Where To Get
|Description||The target is hit by a strong telekinetic force. This may also lower the target's Sp. Def stat.|
|How To Get||Watt Trader|
Pokemon That Can Learn Psychic
* Can be searched with Pokemon name.