Poltchageist looks like a regional form of Sinistea, but it was recently discovered that the two Pokémon are entirely unrelated.
隠れ特性
Hospitality
When the Pokémon enters a battle, it showers its ally with hospitality, restoring a small amount of the ally's HP
Heatproof
耐熱の 体に よって ほのおタイプの 技の 威力を 半減させる。
