These are lands in Magic: The Gathering that allow you to search your library for a card with certain basic land types and put it onto your battlefield untapped
Many of those cards were lost, damaged, or heavily played
Thankfully, an opponent can only draw one card with Silent Hallcreeper, but picking up two +1/+1 counters and then turning into something else and keeping those counters might end up being bigger upsides in the long run
**Control key threats** with pinpoint removal (Royal Assassin, assassin-style effects)
As you will know if you are reading this lines, the secondary MTG cards market has been recently flooded by an impressive amount of high quality proxies
The other are bugs that get pressed into the sheet after printing, which will not have printing on top of them when viewed under magnification