Biolume Egg // Biolume Serpent Magic Origins then put this artifact into

then put this artifact into its owner's library third from the top

When this Siege enters

Set name - Tarkir: Dragonstorm Commander

You may pay any amount of

They'd encourage the trait

Biolume Egg // Biolume Serpent Magic Origins then put this artifact intoSet name Innistrad: Crimson Vow Defender When this creature enters, scry 2. When you sacrifice this creature, return it to the battlefield transformed under its owner's control at the beginning of the next end step. Sacrifice two Islands: This creature can't be blocked this turn. Serpents leave their eggs in the cold and inky depths knowing their hatchlings are more fearsome than anything else that might come along.