Over the past few updates, we've gotten tons of improvements to biomes — some through biome votes, and some as small tweaks on the side (e.g., desert features in 1.20). Even so, there are some that could still use an update....
I’d go with forests, since they’re one of the biomes without biome-specific structures. (aside from the trail ruins, which appear in specific forest-like biomes but not in the regular forest).
Which Overworld biome do you think needs an update the most? (kbin.social)
Over the past few updates, we've gotten tons of improvements to biomes — some through biome votes, and some as small tweaks on the side (e.g., desert features in 1.20). Even so, there are some that could still use an update....