Wondrous Item

Rare

Storage Capacity

• Can hold up to 300 lbs of Engineering materials.
• Can store up to 40 Engineering gadgets or components.
• Stored items weigh only 25% of their normal weight.
• The backpack always weighs 12 lbs regardless of contents.

Integrated Tool System

• You are considered to always have Engineering Tools available while wearing this backpack.
• You gain advantage on checks made to repair mechanical devices.

Rapid Deployment Compartments

• You may draw or stow Engineering gadgets, bombs, grenades, ammunition, or tools as a free object interaction once per turn.

Reinforced Construction

• You gain resistance to Fire damage caused by your own Engineering items or explosives.
• Engineering items stored inside the backpack are immune to accidental destruction caused by nonmagical fire.

Auto-Sorting Compartments

• Finding Engineering tools or materials inside the backpack never requires additional inventory searching time.

Emergency Overclock

• Once per long rest, you may activate the backpack as a bonus action.
• For 1 minute:
  • Your movement speed increases by 10 feet.
  • Engineering item activation times are reduced by one action step:
    • Action → Bonus Action
    • Bonus Action → Free Object Interaction (DM discretion)
• When the effect ends, you gain 1 level of Exhaustion.

Upgrade Slots

• The backpack contains 3 upgrade slots for Engineering modifications.
• Possible upgrades include:
  • Rocket Boosters
  • Portable Glider
  • Emergency Shield Generator
  • Ammo Feeder
  • Arcane Battery
  • Flame Vent
  • Auto-Injector
  • Gyroscopic Stabilizer

A bulky reinforced backpack packed with gears, folding tools, copper tubing, pressure valves, and expandable storage compartments. Originally designed by goblin and gnomish engineers to carry dangerous experimental devices into the field, these packs are prized by inventors, sappers, and adventurers alike.

Steam occasionally vents from its side compartments, and faint ticking noises can often be heard from within.

Cost: 50gp
Weight: 12lb