So I need a little help here /vp/. I am in the process of making competitive sets for all pokemon Gens 1 though 7. I just started today, and I wanted to get some feedback for this parasect build. Can someone pls r8, h8, or push me in the right direction to give this parasect maximum effectiveness in battle? Thanks!

Here's what I've got

Parasect (F) @ Focus Sash
IVs: 10 SpA
EVs: 252 HP / 252 Atk / 6 Spe
Ability: Dry Skin
Level: 99
Adamant Nature
- Spore
- Knock Off
- Swords Dance
- Leech Life