A barbarian could multiclass into cleric for some non-combat utility and spells.

Source: https://www.cbr.com/dnd-best-cleric-multiclass-combos/

Although rangers get spellcasting, it comes with a lot of caveats for a sorcerer multiclass.

Source: https://www.cbr.com/best-dd-sorcerer-multiclass-combos/

The game offers multiple avenues for gameplay with its in-depth customization and multiclass system.

Source: https://gamerant.com/get-tiny-tinas-wonderlands-next-level-edition-for-xbox-at-the-discounted-price-of-2310/

This multiclass choice has little impact on a character's ability to use high-level spells.

Source: https://gamerant.com/baldurs-gate-3-best-bg3-cleric-class-build-guide/

This multiclass isn't going to provide the player with a lot of spells, but the ones they do pick up will work with them to create believable illusions.

Source: https://www.cbr.com/dnd-most-powerful-bard-rogue-multiclass-build/