While not appearing physically or having any statistics inside the data, there is a text string of Rune Rod suggesting that at one point during development that this weapon was planned to appear in the 3D remake as a rod.
Rune Rod is a club that provides 26 damage, 288 delay, with a latent Attack +10 and Healing Magic Skill +6 effect. Its latent effect is active while weapon is drawn and MP > 0 and drains 4 MP per tick. It deals Damage Per Second: 5.42 damage per second and accumulates 76 TP per hit. It can be equipped by level 70 White Mage, Black Mage, Summoner, Scholar, and Geomancer. It can be found in Strange Apparatus in Outer Horutoto Ruins (E-6), Amaryllis Tower Map 2, Garlaige Citadel (K-8) Map 3, and Maze of Shakhrami (L-10) Map 2.
Runes are the letters in a set of related alphabets known as runic alphabets, which were used to write various Germanic languages before the adoption of the Latin alphabet and for specialized purposes thereafter. Historic anthropology regarding the Germanic and Norse peoples that used runes also note that the language was also highly used in magical practices related to these cultures, whether it be in divination, enchantment, and incantation.