Balloons with banana symbols on them that spawn a Banandium Gem when all in the set are popped, comparable to Moon Shards[21] Donkey Kong Bananza hides dozens of secrets and techniques in every single layer, from branching paths and transformations to publish-match treasure hunts. If you prefer 100% completion, https://www.youtube.com/watch?v=8qBETfHLPp0