Ad Nauseam
A Modern deck, by Derrick Southers
3rd place at a tournament in Winchester, Virginia, United States on 2016-06-12
As reported at www.starcitygames.com

Maindeck:
1 Island
2 Plains

Artifacts
4 Lotus Bloom
4 Pentad Prism

Creatures
1 Laboratory Maniac
4 Simian Spirit Guide (Banned in Modern)

Enchantments
3 Phyrexian Unlife

Instants
4 Ad Nauseam
4 Angel's Grace
1 Lightning Storm
3 Pact of Negation
3 Spoils of the Vault

Sorceries
4 Serum Visions
4 Sleight of Hand

Basic Lands
1 Swamp

Lands
4 Darkslick Shores
4 Gemstone Mine (Not currently legal in Modern)
4 Seachrome Coast
4 Temple of Deceit
1 Temple of Enlightenment

Sideboard:
1 Engineered Explosives
1 Grafdigger's Cage
1 Pithing Needle
1 Ratchet Bomb
1 Rest in Peace
1 Echoing Truth
1 Ethereal Haze
2 Holy Day
1 Hurkyl's Recall
3 Silence
1 Surgical Extraction
1 Conflagrate