蛇のロッド [hebi no rod] or 'snake rod' in Japanese.
Final Fantasy XII
Stats: ATK 34, EVA 6, MP 10, MAG 2
Range: 1, Charge time: 33, Combo chance: 0, Knockback chance: 10
Buy: 2,100 gil (sell: 1,050 gil)
Other: Adds Ice element to attacks
Airborne Brigade

SR+
Type: Rod, Element: Ice, Growth: Slow, Cost: 24
Attack: 2,100 (lv1), 9,709 (lv120), 12,762 (lv150), 16,139 (lv180), 19,812 (lv210), 23,760 (lv240)
Defense: 2,110 (lv1), 9,755 (lv120), 12,821 (lv150), 16,213 (lv180), 19,904 (lv210), 23,870 (lv240)
Obtain: any chest that gives this rank
SR
Type: Rod, Element: Ice, Growth: Slow, Cost: 17
Attack: 1,410 (lv1), 6,511 (lv100), 8,561 (lv125), 10,830 (lv150), 13,297 (lv175), 15,950 (lv200)
Defense: 1,390 (lv1), 6,421 (lv100), 8,443 (lv125), 10,680 (lv150), 13,114 (lv175), 15,730 (lv200)
Obtain: any chest that gives this rank
All the Bravest
Stats: ATK +1, From: FF12
Equip: Black Mage, Magus, Time Mage, Summoner, Aerith Gainsborough, Shantotto
Drop: Leap Frog
Description: Though not a real snake, this rod still exhibits a reptilian coolness when touched.
Pictlogica

Stats (lv1): STR +32, INT +20
Stats (lv15): STR +64, INT +35
Buy: - (sell: ? gil)
Obtain: Mirage Desert, event quests Master Practica, Master Trial
Use: Polymorph Rod
Type: Rod, Rarity: ★★★, Element: -
Record Keeper

Serpent Rod (XII)
Stats: ATK +4, MAG +13, MND +6, ACC 86 (lv1), ? (lv5), ? (lv10), ATK +11, MAG +36, MND +18, ACC 86 (lv15)
Max Level: 5 (initial), 10 (first evolve), 15 (second evolve)
Type: Rod, Rarity: ★★
Other: strengthens Ice-element attacks (effect: small)
Category: Equipment