Ad Nauseam
A Modern deck, by Jared Boettcher
9th place at a tournament in Valencia, Spain on 2014-02-23

Maindeck:

Artifacts
1 Conjurer's Bauble
4 Lotus Bloom
4 Pentad Prism

Creatures
4 Simian Spirit Guide (Banned in Modern)

Enchantments
3 Phyrexian Unlife

Instants
4 Ad Nauseam
4 Angel's Grace
1 Lightning Storm
1 Mystical Teachings
3 Pact of Negation
2 Peer Through Depths
1 Slaughter Pact

Sorceries
4 Serum Visions
4 Sleight of Hand

Basic Lands
1 Island
1 Plains
1 Swamp

Lands
4 Gemstone Mine (Not currently legal in Modern)
1 Hallowed Fountain
2 Marsh Flats
2 Scalding Tarn
1 Seachrome Coast
2 Temple of Deceit
2 Temple of Enlightenment
1 Watery Grave

Legendary Lands
1 Boseiju, Who Shelters All
1 Gemstone Caverns

Sideboard:
1 Tormod's Crypt
3 Leyline of Sanctity
1 Phyrexian Unlife
1 Echoing Truth
3 Hurkyl's Recall
1 Patrician's Scorn
1 Silence
1 Slaughter Pact
1 Teferi, Mage of Zhalfir
1 Drown in Sorrow
1 Tolaria West