Forces the holder to move last in its priority bracket, regardless of its Speed. This item is unaffected by Trick Room. If a Lagging Tail is gained, lost, or suppressed, then it will not affect turn order until the beginning of the next turn.
Generation IV
If multiple Pokémon holding a Lagging Tail or Full Incense use moves with the same priority, the Pokémon with the lower Speed will move first (regardless of Trick Room).
A Pokémon with Stall moves before Pokémon holding a Lagging Tail or Full Incense. If a Pokémon with Stall also holds a Lagging Tail or Full Incense, Stall does not affect when the Pokémon moves.
Generation V onward
If multiple Pokémon with the Ability Stall or that are holding a Lagging Tail or Full Incense use moves with the same priority, the Pokémon move relatively according to Speed (the order is reversed during Trick Room).
Bag item
When fed into the Cram-o-matic, it is a Rock-type ingredient that gives 10 points towards the output value.