Mill is viable in Limited with 40-card decks, balanced for 60-card formats, and still possible in Commander too, you just need to aim for hitting multiple libraries at once and often need a combo to really make it click
Turn this king in whichever direction you want, it is simply a great card that rewards you for establishing access to all the colors
It can even be used to put some damage on a high-toughness creature ahead of first strike damage to take down large targets in combat, effectively making her a nine power first-striker when you have five mana up
Choice is a wonderful thing, but many beginners appreciate simplicity when it comes to learning a new TCG
Kukusho, the Evening Star 2 Little immediate impact and really pretty small as far as top end threats go
It could also buy you enough time by unsummoning a full horde of attackers against your slow board, allowing enough time for you to catch-up blockers to your opponent's fast start