BPRO-JP024 白き竜の落胤 Shiroki Ryuu no Rakuin (Fallen of the White Dragon)
Level 4 DARK Dragon Effect Monster
ATK 1800
DEF 0
This card is always treated as “Fallen of Albaz”. You can only use the (1)st and (2)nd effect of this card’s name each once per turn.
(1) If this card is in your hand: You can send 1 monster that mentions “Fallen of Albaz” from your Extra Deck to the GY; Special Summon this card, also you cannot Special Summon from the Extra Deck for the rest of this turn, except Level 8 Fusion and Synchro Monsters.
(2) If this card is Normal or Special Summoned: You can Special Summon 1 “Ecclesia” monster from your hand, Deck, or GY.

BPRO-JP041 黒き竜のエクレシア Kuroki Ryuu no Ecclesia (Ecclesia of the Black Dragon)
Level 8 LIGHT Spellcaster Synchro Effect Monster
ATK 2500
DEF 2500
Materials: 1 Tuner + 1+ non-Tuner monsters
You can only use the (1)st and (2)nd effects of this card’s name once per turn.
(1) During the Main Phase (Quick Effect): You can banish this card (until the End Phase), and if you do, Special Summon 1 “Fallen of Albaz” or 1 Level 4 or lower monster that mentions it from your Deck or GY.
(2) If this card is in your GY: You can target 1 Level 8 Fusion Monster in your GY or banishment and 1 card on the field; shuffle both and this card into the Deck.

Source: X (Twitter)