Azorius Spirits
A Pioneer deck, by Traft
1st place at a tournament in Magic Online on 2020-10-10

Maindeck:

Creatures
4 Empyrean Eagle
4 Mausoleum Wanderer
2 Nebelgast Herald
4 Rattlechains
2 Selfless Spirit
2 Shacklegeist
4 Spectral Sailor
4 Spell Queller
4 Supreme Phantom
4 Watcher of the Spheres

Instants
4 Lofty Denial

Basic Lands
8 Island
4 Plains

Lands
4 Glacial Fortress
4 Hallowed Fountain
2 Mana Confluence

Sideboard:
1 Nebelgast Herald
2 Selfless Spirit
2 Skyclave Apparition
2 Aether Gust
3 Isolate
3 Mystical Dispute
2 Devout Decree