Poké Ball: Standard ball. Great Ball: Better than a Pokeball. Ultra Ball: Better than a Great Ball. Master Ball: Never fails to catch a Pokemon. Premier Ball: Caught Pokemon grow friendlier. Elite Ball: Better against a Pokemon with type advantage (e.g. works better if you have a grass type and are catching a fire type). Level Ball: Better against lower level Pokemon. Repeat Ball: Better against previously caught Pokemon. Dawn Ball: Better in Sunny Day weather. Dusk Ball: Better at night or in caves. Quick Ball: Better when used immediately in a battle. Timer Ball: Better when used later in a battle. Particle Ball: Better when used in Sandstorm or Hail weather. Heal Ball: Caught Pokémon are fully healed. Hydro Ball: Better in water battles or in rainy weather. Crystal Ball: Unknown effect. VOTE IN THE COMMENTS!