10/6/17 - Removed Keiga, Ryusei, Tithe, and mana-charged dragon. Added The Ur-Dragon, O-Kagachi, Scalelord Reckoner, and Frontier Siege.
3/29/18 - Removed ETB trigger dragons (they don't work well with Scion ability). Removed Worldgorger Dragon, Knollspine Dragon, Dragonlord Atarka, Sarkhan Vol, and Dragon Arch. Added Zirilan of the Claw, Cyclonic Rift, Dragonlord Ojutai, Fated Return, and Savage Ventmaw

Removed the kamizawa legendary lands (minamo, eiganjo castle, shizo, shinka) and scalelord reckoner, Numot, and dragonstorm. Added kotama's reach, 2 forests, 3 mountains, and urborg, tomb of yawgmoth.

Removed Niv Mizzet, dracogenius, added wheel of fortune. Removed nicol bolas planeswalker, added Austere Command. Removed siege dragon and oath of druids, replaced with living death and ever after.

3/30/18 - removed skitherix - this is not a combo-kill deck. Removed Oros - his effect was largely duplicated by other dragons. Removed 2 mountains (38 lands gud - playtest had 40 mebbe too much). Added Supreme Verdict, dance of the dead, reanimate, and vampiric tutor. Removed ever after, added 1 swamp.

3/31/18 -
removed: Fated Return, Miraculous Recovery, spellbound Dragon
Added: intuition, Journey to Eternity, corpse dance

4/28/18 - swapped zirillan of the claw with Yawgmoth's vile offering.
6/11/18 - swapped warmonger hellkite with tithe
6/12/18 - swapped oracle of mul daya for Animate Dead.
7/6/18 - swapped corpse dance for Patriarch's Bidding
7/7/18 - swapped dromar and yawgmoth's offering for Lathliss and dragon's Hoard.
7/12/18 - swapped dragonlord ojutai for Vaevictus Asmodi the dire.
7/24/20 - removed brainstorm, added terror of the peaks.
12/30/21 - removed rith the awakener, added beledros witherbloom.
3/13/22 - removed crucible of the spirit dragon and haven, added takenuma and boseiju who endures.