Here for example are the three milling cards in Magic 2010: Why is it called milling
Poor Slobad was compleated, becoming Slobad, Iron Goblin , who can sacrifice artifacts to make mana, to create more artifacts
And you have many cards out there that will fire off triggers when they die, such as Solemn Simulacrum, as well as things like spare lands all while loading up the loyalty double speed
Icetill Explorer from Edge of Eternities is a perfect card Greater Good is an amazing way to sacrifice Sandman, Shifting Scoundrel and net you big card draw Lizard, Connors's Curse A 5/5 trampler for four is already aggressively costed, but Lizard takes things further with his "Lizard Formula." When he enters, he strips a creature of all abilities and locks it in as a vanilla 4/4
Edgar, King of Figaro Rarity: Rare TYPE: Legendary Creature SUBTYPE: Human Artificer Noble CMC: 6 Mana cost: USD: $0.28 EUR: 0.17 TIX: 0.02 EDHREC RANK: 9817 (4/5) When Edgar enters, draw a card for each artifact you control