You would use your hand quickly to get your opponent on the ropes, then hammer them with the Scroll now that your mana wasn't busy
Of course, one of the most valuable printings of this one-use, mana-ramping artifact is via From the Vault: Exiled, where the modern card frame and unusual foiling method push this cards market value close to $75 not bad for zero mana
Empyrial Armor (Ext, S, Block) Arguably the best enchant creature in Magic history
In a control deck, this allows you a lot of versatility and gets a body on the field for blocks
Another trend youll notice in Historic is that easily castable extra turn spells are banned, whether thats Time Warp which is especially cheap, Temporal Manipulation or Nexus of Fate which players can cast multiple times a game