Paladins can fulfill a lot of roles in a Baldur's Gate 3 party, and thus, the best Paladin spells in BG3 are a mixed bag. The class is capable of casting some of the best party buffs in the game, perhaps second only to the Bard, but it's far from disappointing in melee combat either.
Baldur's Gate 3: Best Paladin Spells
Paladins have a lot of party utility in BG3, and the best Paladin spells in the game mostly improve its ability to support and buff allies.
