The effect of "Phantom of Chaos" can be used to target a "Lord of D." in your Graveyard and gain its name and effect allowing yourself to use "Polymerization" or "The Flute of Summoning Dragon".
Use "Inferno Reckless Summon" when this card is Special Summoned in order to have have more protection for your Dragons.
Have "White Night Dragon" on the field to prevent this card from being attacked.
Use "D. Tribe" during your while a face-up "Lord of D." is on your field to protect your face-up monsters from targeting effects until the end phase of that turn.