[deck=Esper Delver]
Creature
4 Delver of Secrets
2 Geist of Saint Traft
4 Snapcaster Mage
2 Tasigur, the Golden Fang

Instant
3 Remand
3 Mana Leak
4 Thought Scour
2 Spell Snare
2 Fatal Push

Sorcery
4 Serum Visions
4 Thoughtseize
4 Lingering Souls
[/deck]

Esper Delver

4 Delver of Secrets
2 Geist of Saint Traft
4 Snapcaster Mage
2 Tasigur, the Golden Fang
3 Remand
3 Mana Leak
4 Thought Scour
2 Spell Snare
2 Fatal Push
4 Serum Visions
4 Thoughtseize
4 Lingering Souls