Mudragon of the Swamp 

Card Number: RC04-AE029
Card Type: Fusion Monster
Level: 4
Rarity: EXSER
Attribute: Water
Types: Wyrm, Fusion
ATK: 1900
DEF: 1600

2 monsters with the same Attribute but different Types
Your opponent cannot target this card, or monsters on the field with the same Attribute as this card, with card effects. Once per turn (Quick Effect): You can declare 1 Attribute; this card becomes that Attribute until the end of this turn.