Poké-Body
Poison Payback
If Dark Sandslash is your Active Pokémon and is damaged by an opponent's attack (even if Dark Sandslash is Knocked Out), the Attacking Pokémon is now Poisoned.
Swift
50
This attack's damage isn't affected by Weakness, Resistance, Poké-Powers, Poké-Bodies, or any other effects on the Defending Pokémon.
weakness: x2
resistance: none
retreat cost: 0