Thunder Lance (サンダーランス, Sandā Ransu?), also known as Thunder Spear (サンダースピア, Sandā Supia?), and Thunder, is a recurring spear in the series. It is generally a mid-ranked Lightning-elemental spear that provides decent attack power, and usually shows up around the same time as the Flame Lance and Ice Lance.
A spear echoing with thunder.
Thunder Lance is a mid-ranked spear that provides 78 Attack, 67% Accuracy, 2% Evasion, and casts Thunder XVI when used as an item during battle. It can be found in Castle Palamecia or dropped from Death Rider or Lamia Matriarch.
Thunder Spear is the weakest spear, providing 45 Attack (35 in the NES version) and casts Thunder when used as an item during battle. It can be bought for 8,000 gil at Amur (3D versions only) or Northeast Saronia, or found in the Dragon Spire. It can only be equipped by the Onion Knight and Dragoon.
The weapon is called Thunder and it has a spear icon before its name. The Thunder is the strongest spear with an attack power of 46. It can be bought for 11,250 GP at the weapon shop in the plain of Floatrocks. It deals Lightning-elemental damage upon attacking.
Thunder is the sound caused by lightning. Depending on the distance and nature of the lightning, thunder can range from a sharp, loud crack to a long, low rumble (brontide).