Thunder Shield (雷神の盾 or サンダーシールド or らいじんのたて, Raijin no Tate or Sandā Shīrudo?), also known as Thunder Shld, Storm Shield and Yellow Shield, is a recurring shield in the series. It generally absorbs or resists the Lightning element for the user.
Shield containing the power of Thundaga.
Thunder Shield is a high-ranked shield that provides 43 Defense, 28 Magic Defense, 20% Evasion, 10% Magic Evasion, absorbs Lightning-elemental attacks, nullifies Wind-elemental attacks, and is resistant to Fire-elemental and Ice-elemental attacks. In addition, when used as an item during battle it will cast Thundaga and then break, and when equipped will teach Thundara at a x5 rate. It can be found in Zone Eater's Belly and Mt. Zozo, stolen from Muud Suud, by betting the Genji Shield, Gauntlet, or Genji Glove in the Dragon's Neck Coliseum, or Metamorphed from Dante and Vector Chimera. It can be equipped by everyone except Umaro.
Thunder Shield returns as a level 60 shield that provides +61 Defense and Wall Rush HP Defense +10%. It can be obtained from the shop by trading 132,880 gil, Lustrous Shield, Taharka Husk, and Flash's Dream x5.
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).