U/R Riddle Master
Featured by Chris Lansdell on 2015-02-09 (Standard)
As written about in http://www.starcitygames.com/php/news/article/30252.html

Maindeck:

Artifacts
2 Perilous Vault (Not currently legal in Standard)

Creatures
2 Pearl Lake Ancient (Not currently legal in Standard)

Instants
2 Aetherspouts (Not currently legal in Standard)
4 Dig Through Time (Not currently legal in Standard)
2 Fated Conflagration (Not currently legal in Standard)
3 Lightning Strike (Not currently legal in Standard)
4 Magma Jet (Not currently legal in Standard)
3 Reality Shift (Not currently legal in Standard)
2 Riddle of Lightning (Not currently legal in Standard)
1 Steam Augury (Not currently legal in Standard)

Legendary Planeswalkers
1 Ugin, the Spirit Dragon (Not currently legal in Standard)

Sorceries
4 Anger of the Gods (Not currently legal in Standard)
1 Master the Way (Not currently legal in Standard)
2 Temporal Trespass (Not currently legal in Standard)
2 Treasure Cruise (Not currently legal in Standard)

Basic Lands
5 Island
7 Mountain

Lands
1 Radiant Fountain (Not currently legal in Standard)
4 Shivan Reef (Not currently legal in Standard)
4 Swiftwater Cliffs (Not currently legal in Standard)
4 Temple of Epiphany (Not currently legal in Standard)

Sideboard:
2 Annul
3 Disdainful Stroke
2 Dissipate
2 Dissolve (Not currently legal in Standard)
1 Fated Conflagration (Not currently legal in Standard)
2 Negate
2 Shu Yun, the Silent Tempest (Not currently legal in Standard)
1 Arc Lightning (Not currently legal in Standard)