You can create various poses by combining png.
■ Recommended assets that are convenient to combine
▼ 2D_Charactor_Hero
https://assetstore.unity.com/packages/2d/characters/2d-charactor-hero-241449
▼ 2D_Background_Plains_Forest
https://assetstore.unity.com/packages/2d/environments/2d-background-plains-forest-241452
▼ 2D_MonsterCharacter_SlugAndSnail
https://assetstore.unity.com/packages/2d/characters/2d-monstercharacter-slugandsnail-242625
▼2D_MonsterCharactor_Slime
https://assetstore.unity.com/packages/2d/characters/2d-monstercharactor-slime-241446
▼2D_Charactor_Warrior
https://assetstore.unity.com/packages/2d/characters/2d-charactor-warrior-242305
▼2D_Character_Playcard_King
https://assetstore.unity.com/packages/2d/characters/2d-character-playcard-king-242704
▼2D_Character_Playcard_Queen
https://assetstore.unity.com/packages/2d/characters/2d-character-playcard-queen-243248