How to Build a High-Security Donutsmp Vault: Schematic & Defense Guide
Location selection dictates survival more than material wealth. Hardcore survival multiplayer vaults must sit in the sub-zero deepslate strata, ideally between Y = -54 and Y = -59, just above the lowest bedrock floor. Bedrock eliminates bottom-up cannon trajectories and limits the angles an attacker can use to bore through terrain with directional sand-TNT drills.
Equally critical is chunk border discipline. Pressing F3 + G reveals the yellow coordinate grid that governs Minecraft's rendering logic. An underground loot stash must never straddle a chunk boundary. When a base crosses borders, an approaching player can load one half of your structure while the other half sits unrendered, creating optical glitches that expose your exact container layout through walls. Center the vault within a single 16x16 chunk or expand outward in strict, symmetrical whole-chunk modules.