[deck=UR delver]
Creature
4 Delver of Secrets
4 Monastery Swiftspear
4 Young Pyromancer

Land
4 Sulfur Falls
4 Steam Vents
7 Island
6 Mountain

Instant
4 Mana Leak
4 Remand
4 Magma Jet
2 Electrolyze
1 Repeal
4 Lightning Bolt
4 Opt

Sorcery
4 Serum Visions

Sideboard
4 Satyr Firedancer
2 Think Twice
3 Repeal
4 Vapor Snag
2 Electrolyze
[/deck]

UR delver

4 Delver of Secrets
4 Monastery Swiftspear
4 Young Pyromancer
4 Sulfur Falls
4 Steam Vents
7 Island
6 Mountain
4 Mana Leak
4 Remand
4 Magma Jet
2 Electrolyze
1 Repeal
4 Lightning Bolt
4 Opt
4 Serum Visions


Sideboard
4 Satyr Firedancer
2 Think Twice
3 Repeal
4 Vapor Snag
2 Electrolyze