This card can only be Special Summoned from the hand by the way listed in its text. Even if it is sent to the Graveyard after being Special Summoned once, it cannot be Special Summoned by the effect of “Monster Reborn”.
then, How do you summon Hamon Lord of Striking Thunder?
A: You can Special Summon “Hamon, Lord of Striking Thunder” etc. by sending to the Graveyard a “Crystal Beast Ruby Carbuncle” in the Spell & Trap Zone that is treated as a Continuous Spell Card.
hence,
indeed
and
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