W/U Flash
A Standard deck, by Yuuki Ichikawa
3rd place at a tournament in Kuala Lumpur, Malaysia on 2016-10-22

Maindeck:
6 Island
10 Plains

Artifacts
4 Smuggler's Copter (Not currently legal in Standard)

Creatures
2 Rattlechains (Not currently legal in Standard)
4 Reflector Mage (Not currently legal in Standard)
4 Selfless Spirit (Not currently legal in Standard)
4 Spell Queller (Not currently legal in Standard)
4 Thraben Inspector (Not currently legal in Standard)

Enchantments
4 Stasis Snare (Not currently legal in Standard)

Legendary Creatures
4 Archangel Avacyn (Not currently legal in Standard)

Legendary Planeswalkers
4 Gideon, Ally of Zendikar (Not currently legal in Standard)

Sorceries
1 Declaration in Stone (Not currently legal in Standard)

Lands
4 Port Town (Not currently legal in Standard)
4 Prairie Stream (Not currently legal in Standard)
1 Westvale Abbey (Not currently legal in Standard)

Sideboard:
1 Negate
4 Spell Shrivel (Not currently legal in Standard)
1 Bruna, the Fading Light (Not currently legal in Standard)
4 Gisela, the Broken Blade (Not currently legal in Standard)
1 Linvala, the Preserver (Not currently legal in Standard)
1 Jace, Unraveler of Secrets (Not currently legal in Standard)
2 Declaration in Stone (Not currently legal in Standard)
1 Fragmentize (Not currently legal in Standard)