T.G. Frost Catalyst

{{CardTable
 * creator  = Playmaker0122
 * attribute = WATER
 * type     = Aqua
 * type2    = Effect
 * level    = 4
 * atk      = 500
 * def      = 1000
 * lore     = You target 1 other "T.G." monster you control; this card's Level becomes 1, and if it does, that target's Level becomes 4. These changes remain until the End Phase. You can only use this effect of "T.G. Frost Catalyst" once per turn.

{{T.G.}}