Base game
The starters at the beginning of the game (though they can be bred for later)
Artazon's Sunflora
Roaming Gimmighoul
Titan Klawf
Titan Bombirdier
Titan Orthworm
Titan Great Tusk
Titan Iron Treads
Titan Tatsugiri
Ting-Lu
Chien-Pao
Wo-Chien
Chi-Yu
Koraidon
Miraidon
Walking Wake
Iron Leaves
The Teal Mask
Turtwig gift on Reveler's Road
Chimchar gift on Reveler's Road
Piplup gift on Reveler's Road
Hisuian Growlithe gift in Mossui Town
Ursaluna-Bloodmoon
Okidogi
Munkdori
Fezandipiti
Ogerpon
The Indigo Disk
Gouging Fire
Raging Bolt
Iron Boulder
Iron Crown
Terapagos
Pecharunt
Meloetta
Articuno
Zapdos
Moltres
Raikou
Entei
Suicune
Lugia
Ho-Oh
Latias
Latios
Kyogre
Groudon
Rayquaza
Cobalion
Terrakion
Virizion
Reshiram
Zekrom
Kyurem
Solgaleo
Lunala
Necrozma
Kubfu
Glastrier
Spectrier
Shiny Locked Pokemon (Serebii)
