mtg search your library for a card Rules Text: library, creature, 571 cards You draw three cards at the beginning of the next turn’s upkeep Rules Text: Search your library

The biggest ramification of the rule is that the first nine cards are always 0_ such as 01 or 09

If your opponent sideboards out a lot of his or her creature removal while you sideboard in a number of threatening creatures, you might be able to steal an easy win

Another really awesome top-down design is Zenos yae Galvus

it's good enough that you could play it in a non-Elemental deck if you wanted to, but restricted enough that you're not just ignoring large pieces of text on the card to windmill slam a bomb into your 99

You can find out which set any card belongs to with the set symbol on the (often) right side of the card

It gives you a route to abuse creatures with powerful enters triggers and powerful creatures more generally