I used to have an item that boosts reflect & light screens. I think it was the light clay, but I have short term memory about that kind of thing because I used to be a terrible strategist.
Yes, the item you speak of is Indeed the Light Clay.
How to change your username
How to add a user avatar
Why was my post hidden?
Flags vs Downvotes
Official PokemonDb League
Type a Pokemon name, type, move or ability to see instant results.