Requires: Portal Room (Level 3)
Provides: +5% Goblin Shipping Speed, +5% Goblin Scouting Speed
Requirements for crafting: D12 Dimensional Warping
Room: Alchemist's Lab (Level 2)
Resources: 300 Gold, 1200 Moonstone, 1000 Quicksilver, 5 Mana Spark
Crafting Time: 2:00:00
After being placed in Portal Room Reverberation Stone increases +5% Goblin Shipping Speed, +5% Goblin Scouting Speed.