Dragons of Tarkir Seeded Prerelease Booster Silumgar has no variants:
Explore this pack in Sealed.

Sheets

Sheet common

At rate 1/28 (3.57%)
Ancient Carp
Anticipate
Butcher's Glee
Coat with Venom
Contradict
Defeat
Dirgur Nemesis
Duress
Dutiful Attendant
Flatten
Foul-Tongue Shriek
Glint
Gravepurge
Gurmag Drowner
Hand of Silumgar
Marsh Hulk
Mind Rot
Mystic Meditation
Negate
Palace Familiar
Qarsi Sadist
Reduce in Stature
Shambling Goblin
Sibsig Icebreakers
Sidisi's Faithful
Silumgar Butcher
Vulturous Aven
Wandering Tombshell

Sheet uncommon

At rate 1/21 (4.76%)
Acid-Spewer Dragon
Dance of the Skywise
Deadly Wanderings
Death Wind
Encase in Ice
Gudul Lurker
Learn from the Past
Marang River Skeleton
Minister of Pain
Qarsi Deceiver
Rakshasa Gravecaller
Ruthless Deathfang
Self-Inflicted Wound
Silumgar Monument
Silumgar Sorcerer
Silumgar Spell-Eater
Silumgar's Scorn
Ukud Cobra
Ultimate Price
Virulent Plague
Youthful Scholar

Sheet promo

At rate 2/15 (13.33%)
Damnable Pact
Deathbringer Regent
Necromaster Dragon
Profaner of the Dead
Sidisi, Undead Vizier
Silumgar Assassin
Silumgar's Command
At rate 1/15 (6.67%)
Dragonlord Silumgar