There are times when I want to run Goblin Bombardment or other sacrificial or "Do something with a dork" but they require a certain threshold of creatures in your deck to function
[c]Greater Auramancy[/c] and [c]Sterling Grove[/c] both give all your enchantments shroud, while the latter can also tutor for key combo pieces
The counters even synergise with Bramblewood Paragon and Growth-Chamber Guardian in the Bramble Elves deck to give trample or go fetch another Guardian
If an effect says to set a player's life total to a number that's higher than the player's current life total while Giant Cindermaw is on the battlefield, the player's life total doesn't change
Put simply, shes a great engine, and it wont take long to ramp up to a point where youre using her for big spell discounts, especially since shes a three-cost card
The mana generated with Arena of Glory's last ability can be spent on anything, not just creature spells