UW Thassa Blink is a deck that I've really enjoyed playing and even wrote about on these pages, and one of its weaknesses is that if it got into a board stall situation it drew so many cards that you might end up losing by decking yourself
Baleful Strix 7/10 Being an artifact in addition to one of the best all round creatures ever printed makes this a viable option for affinity as well as every other deck that can produce black and blue mana
As a general rule of thumb, we tend to avoid allowing players to force land discard on anything that can be played during the first few turns
But you dont invest the same mana and time into this as you do more expensive dorks, such as the above guy, and that helps
Cards from those sets with the following names are basic lands and have received errata in the Oracle card reference accordingly: Forest, Island, Mountain, Plains, Swamp, Snow-Covered Forest, Snow-Covered Island, Snow-Covered Mountain, Snow-Covered Plains, and Snow-Covered Swamp
A highly tuned, competitive deck (known as cEDH) will create a miserable experience if pitted against three casual, unmodified pre-cons