As other players have recognized the value in taking lands early, weve been forced away from five-colored control strategies
You can take care of aggro threats with board wipes like Crippling Fear, or counter early- and late-game spells with cards like Counterspell
Depending on what they choose, defending players can't use creatures of the chosen quality to block
With the addition of Unholy Heat to Modern, not even Lightning Bolt has been able to fully withstand the power creep of the last few years, and I personally would place it below Unholy Heat in power level when taking into consideration the context of the Modern metagame
Looking back, drawing three cards for 4 mana at instant speed would be kind of broken
The nice thing with Maze of Ith is that you can use it to untap your own creatures, like those with an attack trigger, so you can get whatever activation you want and keep your creature out of harms way