Purification! [Yang Zing]

[玄魔の王]

Okay, this needs some explaining... There have been two versions of the Nine offspring of the Dragon over the years, and the archetype proper uses the newer one. There are only two members' difference between the sets, but that gave me just enough wiggle room. From a lore perspective, this would be Sombre splitting Yazi back into Jiaotu and Taotie and then "purifying" them, giving us...

 

Qiuniu, Cascade of the Yang Zing

瀑竜星(ばくりゅうせい)シュウギュウ

WATER/Dragon/5/2200/0

When this card you control is destroyed by battle or card effect and sent to your Graveyard: You can Special Summon 1 "Yang Zing" monster from your Deck in Defense Position, except "Qiuniu, Cascade of the Yang Zing". You can only use this effect of "Qiuniu, Cascade of the Yang Zing" once per turn. Once per turn, during your opponent's Main Phase or Battle Phase, you can: Immediately after this effect resolves, Synchro Summon 1 Synchro Monster using only "Yang Zing" monsters you control (this is a Quick Effect). The effect(s) of a Synchro Monster on the field that  used this card as a Synchro Material cannot be negated.

 

Chaofeng, Tempest of the Yang Zing

嵐竜星(らんりゅうせい)チョウフウ

WIND/Dragon/2/0/2000

When this card you control is destroyed by battle or card effect and sent to your Graveyard: You can Special Summon 1 "Yang Zing" monster from your Deck in Attack Position, except "Chaofeng, Tempest of the Yang Zing". When this card is Normal or Special Summoned, if you control no other monsters: You can target 1 "Yang Zing" Monster in your Graveyard; Special Summon that target in face-up Defense Position, then you can Special Summon 1 "Yang Zing" monster from your hand in face-up Attack Position. You cannot Special Summon Monsters for the rest of this turn, except by Synchro Summon. You can only use 1 "Chaofeng, Tempest of the Yang Zing" effect per turn, and only once that turn.