4 Ink blocks, 4 Glass, 16 water, 1 Tier 0
Runic Armor Chainmail Helmet
add water breathing to runic helmet
When activated with a Runic Armor helmet, this rune binds to the helmet.
While underwater the helmet will refresh your air supply at a cost of 1500 energy whenever you drop to two bubbles of air or less (as long as you are wearing the helmet)