To empty your mind is to fill your grave. Lat-Nam teaching Illustrated by Adam Rex Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
First and foremost, the market for these cards is still very young
When your opponent enters their upkeep, you can choose to have them gain control of Slicer, Hired Muscle, it gains goad so it has to attack a player other than you, and cannot be sacrificed
Fans of the Pokemon Trading Card Game know that a Charizard card has a special weight to it compared to others
Rivendell works well with cards with the Scry mechanic, and, in the worst cases, in the middle of a game when there's not much to do, using its ability on the maintenance phase can choose better cards to be drawn
While Long.dec above is a pretty perfect example of the kind of Draw-seven deck that has historically been the most common source of turn 1 kills the format was once known for, the most extreme example since the advent of the four-of rule is without question the following Broken LED deck from the 1999 Duelist Team Challenge at Origins