And the last two sets released truly are the epitome of this, with a clearly unpolished and perhaps straight-up bad set ( Spider-Man ) leading to a vibrant and exciting product filled with new and interesting mechanics ( Avatar )
There's no "one best deck" in Standard, and among popular decks they each performed similarly
Bloomvine Regent Lifegain and dragons
I had the chance to attend a digital preview and got some answers on a handful of details
Part of the decks engine is putting creatures back into hand in order to cast them again, pumping up Animar and getting their triggered abilities another time

Advent of the Wurm Archfiend's Vessel Armada Wurm Awaken the Sky Tyrant Bloodsoaked Altar Bottle of Suleiman Broodmate Tyrant Call the Skybreaker Crested Sunmare Dark Wings Bring Your Downfall Death by Dragons Demonic Covenant Demonic Rising Din of the Fireherd Draconic Disciple Dragon Roost Dragonkin Berserker Dragonmaster Outcast Feudkiller's Verdict Garruk, Apex Predator Gideon, Ally of Zendikar Goro-Goro and Satoru Goro-Goro, Disciple of Ryusei Lathliss, Dragon Queen Look Skyward and Despair Loot Dispute Mammoth Bellow Nahiri, the Lithomancer Ob Nixilis of the Black Oath Old One Eye Omnath, Locus of Rage One Dozen Eyes Priest of the Blood Rite Quest for the Gravelord Rite of the Dragoncaller Rith, the Awakener Avatar Roar of Endless Song Sandwurm Convergence Sarkhan the Mad Shiv Skirsdag High Priest Skyline Despot Spawning Grounds Tatsumasa, the Dragon's Fang Temur Monument The Sentry, Golden Guardian Tidal Wave Tolsimir, Midnight's Light Tomb of Urami Tuktuk the Explorer Water Gun Balloon Game
