Dark Egg

The Dark Egg spawns Dark-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: 
 
 Sneasel 
 Poochyena 
 Lurcynx 
 Rattata (Alolan) 
 Zigzagoon (Galarian) 
 Carvanha 
 Absol 
 Sableye 
 Purrloin 
 Sandile 
 Scraggy 
 Zorua 
 Deino 
 Nickit 
 Impidimp 
 Maschiff 
 Houndour 
 
 Final Reward Pool 
 If you don't hit the Legendary odds, you'll receive one of these Pokémon: 
 
 Tyranitar 
 Umbreon 
 Shiftry 
 Spiritomb 
 Honchkrow 
 Weavile 
 Zoroark 
 Hydreigon 
 Greninja 
 Incineroar 
 Grimmsnarl 
 Obstagoon 
 Meowscarada 
 
 Legendary Rewards 
 If you hit the Legendary odds, you'll receive one of: 
 
 Moltres (Galarian) 
 Roaring Moon