Keranos, God of Storms Keranos, God of Storms won't always be a creature on the battlefield, but it always gives you value by revealing the first card you draw and either letting you draw more or dealing 3 damage
The ones worth over $10 are: Gollum, Obsessed Stalker Gwaihir, Greatest of the Eagles Lobelia, Defender of Bag End Of Herbs and Stewed Rabbit Toxic Deluge Treebeard, Gracious Host The Verdict Im really excited for Food and Fellowship
Grandeur is a neat mechanic, since it lets you use those extra copies of a legendary you already have out
A commander can be any legendary creature (so long as the creature isnt on the banlist)
It puts your opponents in a tricky position, as 3 life isnt insignificant, and its probably just at the right power level for someone not to want to use enchantment removal on it
Impetuous Devils Impetuous Devils is a way to force your opponent to get rid of their small important non-attacking creatures