U/W Mage Blade

[Dudecore2012]

U/W Mage Blade 78 cards, 15 sideboard 9 {Island} 4 {Glacial Fortress} 4 {Seachrome Coast} 3 {Moorland Haunt} 1 {Plains} 21 lands 4 {Delver of Secrets} 4 {Snapcaster Mage} 4 {Invisible Stalker} 2 {Geist of Saint Traft} 14 creatures 4 {Ponder} 3 {Gitaxian Probe} 4 {Vapor Snag} 2 {Disperse} 4 {Mana Leak} 4 {Dissipate} 2 {Midnight Haunting} 2 {Runechanter's Pike} 1 {Sword of Body and Mind} 1 {Sword of Feast and Famine} 1 {Batterskull} 28 other spells Sideboard 1 {Jace, Memory Adept} 2 {Spirit Mantle} 2 {Celestial Purge} 1 {Divine Offering} 1 {Revoke Existence} 2 {Oblivion Ring} 2 {Timely Reinforcements} 2 {Day of Judgment} 2 {Ratchet Bomb} 15 sideboard cards

[Dudecore2012]

Is Delver Blade still relevant at your FNM? Looking for constructive criticism