Oval-Stone 
Oval Stone is an Evolutionary item used in the Pokémon series, primarily in the mainline games. Its primary function is to evolve certain Pokémon under specific conditions. In particular, the Oval Stone is used to evolve Happiny into Chansey.
To achieve this evolution, Happiny must hold the Oval Stone and level up during the daytime. This ensures that Happiny transforms into the more substantial and competitively viable Chansey, which is renowned for its exceptional HP stat and special defense, making it a mainstay in many defensive strategies.
Interesting Facts: 1. Oval Stone's introduction came in Generation IV, specifically in Pokémon Diamond and Pearl, adding more depth to the evolution mechanics of the series. 2. Besides triggering evolution, the Oval Stone has no other in-battle effects or benefits. 3. In some games, players can find the Oval Stone in specific locations, such as the Lost Tower in Sinnoh or given as a gift from NPCs. 4. Happiny's
Attribute
Category:
evolutionCost:
2000
Effect:
- Held by happiny : Holder evolves into chansey when it levels up during the daytime.
Flavor Texts:
- diamond-pearl: A peculiar stone that makes certain species of Pokémon evolve. It is shaped like an egg.
- platinum: A peculiar stone that makes certain species of Pokémon evolve. It is shaped like an egg.
- heartgold-soulsilver: A peculiar stone that makes certain species of Pokémon evolve. It is shaped like an egg.
- black-white: A peculiar stone that makes certain species of Pokémon evolve. It is shaped like an egg.
- black-2-white-2: A peculiar stone that makes certain species of Pokémon evolve. It is shaped like an egg.
- x-y: A peculiar stone that can make certain species of Pokémon evolve. It’s as round as a Pokémon Egg.
- sun-moon: A peculiar stone that can make certain species of Pokémon evolve. It’s as round as a Pokémon Egg.
- ultra-sun-ultra-moon: A peculiar stone that can make certain species of Pokémon evolve. It’s as round as a Pokémon Egg.
- lets-go-pikachu-lets-go-eevee: A peculiar stone that can make certain species of Pokémon evolve. It’s as round as a Pokémon Egg.
- sword-shield: A peculiar stone that can make certain species of Pokémon evolve. It’s as round as a Pokémon Egg.
Fling Power
80
Game Indices
- generation-iv (Game Index: 110)
- generation-v (Game Index: 110)
- generation-vi (Game Index: 110)
- generation-vii (Game Index: 110)
- generation-viii (Game Index: 110)
Oval-Stone Pokémon
Chansey
113 - Normal
Blissey
242 - Normal
Happiny
440 - Normal