Those are the sort of cards making these lists more often than not
Then, your opponent gets to do the same
The calendar begins with releases coming out in January 1, 2023 and runs till January 1, 2024 (this is a running article that will be located in the Calendar section of the ICv2 website)
When you cast Bloodline Culling you can have a creature get -5/-5 until end of turn, which can be useful for killing off any specific threat, but especially those that are indestructible, as they dont die through normal means
Sadly its not all sun and roses here, as the reprint value of the deck isnt particularly high, and it lacks reprints of a number of expensive sliver cards like Sliver Hive, Sliver Overlord, and The First Sliver
Second, theres no reason the buyer would want to spend more on your graded card when they can get a normal-valued copy through just about any online marketplace