Its Pokmon Day
You can get it every time you open a Pack, as well as for completing missions, and as a buyable resource during certain events , with players able to spend Event Tickets on them
If you summon him, you are most likley coming out on top
Source: PokBeach Created by Satoshi Taijiri, Ken Sugimori, Junichi Masuda First Episode Air Date April 1, 1997 Video Game(s) Pokemon Red and Blue, Pokemon Yellow, Pokemon Gold and Silver, Pokmon Crystal, Pokemon Ruby and Sapphire, Pokemon Sapphire, Pokemon Diamond and Pearl, Pokemon Platinum, Pokemon Black and White, Pokemon Black and White 2, Pokemon X and Y, Pokemon Sun and Moon, Pokemon Sword and Shield, Pokemon Scarlet and Violet, Pokemon Winds and Waves, Pokemon Legends Arceus, Pokemon Legends Z-A
Strong collector and nostalgia appeal
Monster Sanctuary Monster Sanctuary is a monster collecting game that features an exploration system, turn-based combat, and a beautiful pixel art style, bringing back the familiar nostalgic feeling of many elder Pokmon games