You can only activate this effect during your Battle Step, if this card battles during your turn. Discard 1 Dragon-Type monster from your hand to the Graveyard to increase the ATK and DEF of this card by 1000 points until the End Step.
If this card is Special Summoned from the Graveyard: Its ATK and DEF become double its original ATK and DEF. If this card destroys a monster by battle and sends it to the Graveyard: Inflict damage to your opponent equal to that monster's original ATK.
If this face-up card you control is destroyed by your opponent's card (by battle or card effect) and sent to your Graveyard: Target 1 Special Summoned Level 5 or higher monster on the field; destroy that target.
If this card is Special Summoned from the Graveyard: You can banish as many face-up Spell/Trap Cards your opponent controls as possible, and if you do, this card gains 200 ATK and DEF for each card banished. Once per turn, during the Standby Phase, if this card is in the Graveyard because it was sent there last turn: You can target 1 Level 7 or 8 Dragon-Type monster in your Graveyard, except "Arkbrave Dragon"; Special Summon it.
Increase this card's Level by 4 during your opponent's turn only. When this card destroys an opponent's monster by battle and sends it to the Graveyard: You can send 1 Level 7 or 8 Dragon-Type monster from your Deck to the Graveyard. You can send 1 card from your hand to the Graveyard, then target 1 Level 7 or 8 Dragon-Type monster in your Graveyard; send this card to the Graveyard, and if you do, Special Summon that monster. You can only use this effect of "Dragon Knight of Creation" once per turn.
If this card is Normal or Special Summoned: You can equip 1 Level 7 or 8 Dragon-Type monster from your hand or Deck to this card. This card is unaffected by other monsters' effects, while equipped with an Equip Card. You can Tribute 1 monster and this card, then target 1 Level 7 or 8 Dragon-Type monster in your Graveyard; Special Summon it.
You can only activate 1 "Trial and Tribulation" per turn. During the End Phase of the turn this card was activated, apply this effect, depending on the number of monsters you Tributed from the field and from your hand this turn, except Tokens.● 1: Draw 1 card.● 2: Add 2 monsters from your Graveyard to your hand.● 3+: Destroy up to 3 face-up cards on the field.
You can Tribute 1 face-up Level 5 or higher Normal Summoned/Set monster, then target 1 face-up card on the field; negate its effects, then draw 1 card. (The effects remain negated until the end of this turn.) During your Main Phase, if this card is in your Graveyard: You can banish this card, then declare 1 Attribute; all face-up monsters currently on the field become that Attribute until the end of this turn.
Once per turn: You can banish 1 Dragon-Type monster from your Graveyard, then target 1 monster you control; it gains 700 ATK, until the End Phase (even after this card leaves the field or the monster becomes unaffected by card effects). When this face-up card on the field is sent to the Graveyard: You can target 1 of your banished Dragon-Type monsters; Special Summon that target. You can only control 1 "Castle of Dragon Souls".
Looking at this deck, it doesn't look too impressive. You're better off building BLS D-Heroes with Aster's structure deck. Please, don't spend gems on this. Spend them on Aliens or Glads or something actually worthwhile.