Uber Spear

In Fire Emblem: Rekka no Ken, Vaida carries a unique Spear enhanced by Nergal that gives +17 HP, +5 Strength, +4 Skill, +9 Speed, +4 Defense, and +14 Resistance. This is commonly called the Uber Spear. It can be obtained in both Eliwood's route and in Hector's route.

 Eliwood's Route

It can be obtained with the Mine Glitch by trading it for the Shaman's Luna, which is obtainable. This is possible becauses the items themselves do not affect obtainability, but the inventory slot does.

 Hector's Route

It can be obtained using the Mine Glitch on the second turn. if used on a bandit one can control the enemys before Vaida moves. Then the player must to trade the spear to another Wyvern Knight located left of the Castle. That unit must then trade for the Shaman's Luna.