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Las time in this column, I wrapped up my coverage of Onslaught with the 15 most valuable Scourge cards
[card]Hazezon Tamar[/card] is a commander that cares a great deal about the number of lands you control, and where you find lots of lands, you tend to find [card]Avenger of Zendikar[/card]
You're unlikely to find a two-drop Dragon that's worth playing, but four-drops
Legendary Land Oswald Fiddlebender Magical Tinkering , , Sacrifice an artifact: Search your library for an artifact card with mana value equal to 1 plus the sacrificed artifact's mana value, put it onto the battlefield, then shuffle