| Item | Category | Effect |
|---|---|---|
| Choice Band | Choice | +50% Atk; locks user into first move chosen. |
| Choice Specs | Choice | +50% SpA; locks user into first move chosen. |
| Choice Scarf | Choice | +50% Spe; locks user into first move chosen. |
| Life Orb | Damage | +30% damage; user loses 10% HP per attacking move. |
| Expert Belt | Damage | +20% damage on super-effective hits. |
| Muscle Band | Damage | +10% physical damage. |
| Wise Glasses | Damage | +10% special damage. |
| Leftovers | Recovery | Recover 1/16 max HP each turn. |
| Black Sludge | Recovery | Leftovers for Poison-types; damages non-Poison holders. |
| Sitrus Berry | Recovery | Restores 25% HP when below 50%. One-time use. |
| Focus Sash | Survival | Survives a one-shot KO from full HP. Consumed after use. |
| Heavy-Duty Boots | Survival | Immune to entry hazards (Stealth Rock, Spikes, Toxic Spikes, Sticky Web). |
| Assault Vest | Defense | +50% SpD; user cannot use status moves. |
| Eviolite | Defense | +50% Def & SpD for not-fully-evolved Pokémon (Chansey, Dusclops, Porygon2). |
| Rocky Helmet | Punish | Contact attackers lose 1/6 max HP per hit. |
| Booster Energy | Paradox | Activates Protosynthesis / Quark Drive — boosts highest stat by 30% (50% Spe) until switch. |
| Loaded Dice | Multi-hit | Multi-hit moves always hit 4-5 times instead of 2-5. |
| Punching Glove | Type | +10% damage on punching moves; bypasses Disguise. |
| Mirror Herb | Steal | Copies stat boosts the opponent gives themselves. |
| Clear Amulet | Defense | Prevents stat drops from opposing moves and abilities. |
| Covert Cloak | Defense | Prevents secondary effects of opposing moves (no flinch, no Scald burn, etc.). |
How to pick the right held item
The item slot is the most flexible slot on a competitive Pokémon. Pick based on the role:
- Offensive sweepers → Life Orb (sustained damage), Booster Energy (Paradox), or a Choice item (lock-in with massive boost).
- Setup sweepers → Leftovers / Heavy-Duty Boots (longevity through setup), Booster Energy, or White Herb (cancels stat drops from Overheat / Draco Meteor).
- Defensive walls → Leftovers, Heavy-Duty Boots (hazard immunity), Rocky Helmet (chip on contact), or Eviolite (Chansey, Dusclops).
- Choice Scarf users → Pokémon with base 90-110 Speed that need to outspeed scarves themselves; or revenge killers that lock into one attack.
- Pivots → Heavy-Duty Boots almost always — pivots switch in a lot, so hazard immunity is critical.
Heavy-Duty Boots: the most important item in Gen 9
Stealth Rock costs you 12.5% to 50% of HP on every switch-in. Heavy-Duty Boots eliminates that cost. Pokémon with 4× Rock weakness (Volcarona, Charizard, Yanmega) need Boots to function at all. Even neutral switch-ins benefit — the 12.5% from Stealth Rock + 12.5% per layer of Spikes can chip a Pokémon to 50% over 3 switches, putting it in KO range that wouldn't exist with Boots.
Booster Energy and the Paradox Pokémon
Every Paradox Pokémon (Iron Hands, Flutter Mane, Roaring Moon, etc.) has Quark Drive or Protosynthesis, which activates in Electric Terrain / sun OR on holding Booster Energy. The item triggers on switch-in and is consumed. The activated stat is the Paradox's highest base stat (with ties going to Atk > Def > SpA > SpD > Spe). Speed boost is +50%; others are +30%.
Booster Energy enables Paradox Pokémon to function outside of weather/terrain teams — and is a huge reason Iron Bundle, Flutter Mane, and Roaring Moon are S-tier OU and VGC threats.