Ability · Gen 9 · 1 Pokémon
Beads of Ruin
Active Pokemon without this Ability have their Special Defense multiplied by 0.75.
Beads of Ruin was introduced in Generation 9. 1 Pokémon and forms can have it.
Pokémon with Beads of Ruin
As a regular ability (1)
Chi-YuBeads of Ruin FAQ
What does Beads of Ruin do?
Active Pokemon without this Ability have their Special Defense multiplied by 0.75.
Which Pokémon have Beads of Ruin?
1 Pokémon and forms can have Beads of Ruin: Chi-Yu.
Effect text from Pokémon Showdown (MIT); which Pokémon have it from Showdown's Pokédex, cross-checked against PokéAPI. Unofficial fan site.