Description Edit

Its hard shell repels any kind of attack. It is vulnerable only when its shell is open.

  • Type: Water
  • Pokedex: #090
  • Location: The grass patch directly outside Seafoam Cave
  • Rarity: Uncommon
  • Evolution Chain: Evolves into Cloyster, only evolved via Water Stone
  • Best Stats: Defense; Attack
  • Worst Stats: HP; Sp. Defense
090 shellder by tails19950-d4awdd2

Strengths and Weaknesses Edit


  • Immune to: None
  • Strong Defense to: Fire, Water, Ice, Steel
  • Weak Defense to: Electric, Grass


  • No Effect to: None
  • Strong Attack to: Fire, Ground, Rock
  • Weak Attack to: Water, Grass, Dragon