It provides the ability to grind out when you run out of cards, almost giving you an extra card draw each turn, but better, as it's a permanent of your choice from your graveyard, nulling any efforts by your opponent when using removal spells
Wizards seems not to want to include these in Secret Lairs, and they may want to keep them to hype up booster boxes to sell packs
Marcus 'Notch' Pearson (Minecraft, Scrolls) Ignoring how annoying the obvious Minecraft reference is, this is a pretty Spike-y card that is build for aggro Red
Cost-Effective Quality Top-tier protection without premium priceaffordable for collectors and casual players alike
Nonetheless, converted mana cost would stick with us for a long, long time
Time Vault has a complicated history, having gone through several erattas and updates to the text to get it to work the way it was intended