This deck has had a tremendous effect on the format, one I feel leans positive
Prosper, Tome-Bound Treasure and card-draw Tiefling warlock Prosper, Tome-Bound is a four-mana black and red 1/4 with Deathtouch that does a lot all on its own, but none of that is really combat-based
The only way it'll work for you consistently is by playing it on your own creatures, but you can find better options
As Mirrodin Besieged enters the battlefield, choose Mirran or Phyrexian
Double strike is a keyword in Magic: The Gathering that allows a creature to deal combat damage twice
Everyone considers cutting the last land slot for that cool new tech card, but youll more often than not, eventually regret the decision when you get mana screwed