Tier 1
Arceus
Tier 2
Arceus made Dialga (Time), Palkia (Space), Giratina (Anti-Matter), Mew (Life), Uxie (Knowledge), Mesprit (Emotion), and Azelf (Willpower),
Tier 3
Dialga made Celebi (To manage time)
Palkia made Deoxys (accident), Kyogre (Land), Groudon (Sea), and Rayquaza (Sky)
Giratina made Hoopa (Giratina uses Hoopa as something as a pet. When not making mischief, Hoopa fetches Giratina things that she may find useful or interesting in Distortion World.)
Mew made Yvetal (Death), Xerneas (Life), and made/evolved into prehistoric Pokémon.
Uxie made Kyruem (Balance) and an Unknown Dragon Pokémon (Truth and Ideals/Yin and Yang)
Mesprit made Meloetta (Music)
Azelf made Victini (Victory)
Tier 4
Kyogre made Lugia (To manage the sea) and Volcanion (accidental result of conflict with Groudon)
Grodoun made Latios, Latias (To protect the land), Zygarde (Ecosystem), Regigigas (To organize land masses), and Volcanion (accidental result of conflict with Kyogre)
* After their conflict resulted in the creation of a legendary that was never meant to exist, Rayquaza was ordered to step in and settled the conflict, using its Mega-Evolution to defeat the two legendaries.
Rayquaza made Ho-Oh (To protect the sky), Landrous, Tornadus, and Thundrus (To manage the sky/nature)
Unknown Dragon Pokémon split into Zekrom (Ideals) and Reshiram (Truth)
Tier 5
Lugia made Manaphy (To protect sea creatures), Articuno, Zapdos, and Moltres (To serve under him)
Zekrom made Jirachi (To help people fulfill their wishes and ideals)
Zygarde made Diancie and Shaymin
*Zygarde is somewhat of a recluse and tends to stay underground. So, it created Shaymin to work on the surface of the planet. Diancie was accidentally created when Zygarde interfered in a massive battle between Yvetal and Xernas.
Regigigas made Regice, Registeel, Regirock (To do serve under him), and Heatran (accident)
Ho-Oh made Raikou, Entei, and Suicune (To serve under him)
Tier 6
Jirachi made Darkrai (Nightmare) and Cresselia (Pleasant dreams)
* These two were accidentally created from dreams during the new moon and crescent moon while Jirachi slept
Shaymin made Keldeo, Virizion, Cobalion, and Terrakion (To help protect justice and nature)
Tier 7
Prehistoric Pokémon evolve into modern-day Pokémon and humans
Tier 8
Humans create Mewtwo, and Genesect.
