The Tyrant Neptune
Cannot be Special Summoned. You can Tribute Summon this card by Tributing 1 monster. This card gains the total original ATK and DEF of the monster(s) Tributed for its Tribute Summon. When this card is Tribute Summoned: Target 1 Effect Monster in the Graveyard that was Tributed for the Tribute Summon; this card's name becomes that target's name, and this card gains that target's effects.