Fairy Egg

The Fairy Egg spawns Fairy-type Pokémon around you for 5 minutes. Catch as many as you can to charge the egg and improve your final reward. 
 Spawns 
 The following Pokémon will spawn around you during the egg: 
 
 Cleffa 
 Igglybuff 
 Clefairy 
 Jigglypuff 
 Ralts 
 Snubbull 
 Mime Jr. 
 Cottonee 
 Flabébé 
 Klefki 
 Carbink 
 Cutiefly 
 Morelull 
 Comfey 
 Impidimp 
 Milcery 
 Fidough 
 Tinkatink 
 
 Final Reward Pool 
 If you don't hit the Legendary odds, you'll receive one of these Pokémon: 
 
 Tinkaton 
 Alcremie 
 Primarina 
 Starmie (Valorian) 
 Sylveon 
 Florges 
 Gardevoir 
 Ribombee 
 Mimikyu 
 Togekiss 
 Azumarill 
 
 Legendary Rewards 
 If you hit the Legendary odds, you'll receive one of: 
 
 Xerneas 
 Iron Valiant 
 Flutter Mane