Destiny HERO - Dreadnought Master

2 Level 5 or higher "Destiny HERO" monsters
Must be either Fusion Summoned, or Special Summoned (from your Extra Deck) by Tributing 1 "Destiny HERO - Dreadmaster". You can only Special Summon "Destiny HERO - Dreadnought Master" once per turn this way, no matter which method you use. If this card is Special Summoned: You can add 2 "Destiny HERO" monsters and/or cards that mention a "Destiny HERO" monster's card name from your Deck to your hand. This card's ATK becomes the total original ATK of all other "Destiny HERO" monsters in your field and GY.