In a February Baldur’s Gate 3 update, the one that added druids who can turn into massive badgers, Larian also added an option to play with loaded dice. The idea was to “smooth out the extremes of the bell curve”, adjusting the randomness so that players who have a few bad rolls in a row are guaranteed a good one, and vice versa. Even after that, complaints about the dice continued to roll in: “We’ve seen the dice described as being harsh, cursed, rigged and someone said the RNG was downright evil,” Larian writes.
Source: N4G PC Baldur's Gate 3 rolls out a hotfix for players who have 'angered the RNG Gods'