Floating islands,Game Drops

Make floating islands that spawn like 100 blocks away from a block they spawn on, add small docks to park happy ghast in and make it a small dungeon like a mineshaft or bigger islands that have dungeons like the trial chambers where we can find similar loot but instead of random objects you get for keys you create a trading system where you give something of similar value but not exact because then whats the point of it.