The first thing that I noticed about Decaying Time Loop is how nicely it works with Life from the Loam , allowing you to dredge a lot and always making sure that you have access to key lands from your graveyard
Even those not on the Reserved List arent all that vulnerable to reprint unless those reprints drive prices into the ground
Players are only allowed to have one copy of any card in vintage
At the time, the expansion that this card is from, Steam Siege, was widely hated as one of the worst of the era for countless reasons, despite having some quality cards
On top of that, you can add a bit of mana to your pool by revealing specific cards off the top of your library during your precombat main phase
Whenever a creature with power 2 or less enters the battlefield under your control, you get to draw a cardbut only once per turn, so timing matters