First, the Breeze. In Beta, it had a 10% chance to deflect arrows back at you . Bows became a death sentence.
Title: "What Minecraft 1.21 Looked Like in BETA (It Was a Mess)" Thumbnail Text: WIND CHARGES BROKE EVERYTHING minecraft 1.21 beta
"The Mace had a beta mechanic called 'Overcharge.' If you fell more than 20 blocks, the smash radius was 10 blocks—bigger than a charged Creeper. You could wipe out an entire Trial Spawner room in one jump. Mojang nerfed it because servers were banning Mace users for 'griefing.'" First, the Breeze
"Here is the funniest bug: In Beta, Vaults didn't need a Trial Key. They just... opened. Every five minutes. Players built 'Vault Quarries'—strip mining for Vaults in Trial Chambers and looting them on a loop. Mojang patched it in 24 hours, but for one glorious morning, we were all rich." Title: "What Minecraft 1