Tarmogoyf Nest One of MTGs most powerful creatures of old is now relegated to a token
The Knight is likely better, as First Strike tends to be superior to Vigilance in aggressive decks, and it puts the (not necessarily Basic) Plains onto the battlefield un tapped
While blue is often considered the premier option for filling your hand, each color has its own way of ensuring you have plenty of gas to enact your gameplan
Sorcery Suspend 4 (Rather than cast this card from your hand, pay and exile it with four time counters on it
Edgar Markov puts an incredible amount of pressure on the board early, and playing some amazing MTG cards with low-mana costs from your hand will help you flood the board before turn four
Urza, Lord High Artificer Its hard to find a more powerful artifact commander than Urza, Lord High Artificer