It is sheer thought to paper
Still, blue mana gets some spot removal cards that can neutralize a problematic creature, such as Reality Shift, a nifty card from the Fate Reforged set
In terms of synergy, consider: Titania, Protector of Argoth, to profit off sacrificed lands Crucible of Worlds or Ramunap Excavator to keep the land train going Scapeshift or Crop Rotation for explosive plays Greater Good to bin huge creatures, then cast them again from the graveyard for a single land This card wants to be in any deck that flirts with graveyard recursion or land sacrifice
Death by card drawing with Starscream The very first legendary Transformers card that caught my attention is the second-in-command Decepticon Starscream, Power Hungry
However, with how much burn damage your permanents can do, this is hardly a downside since you can deal damage directly to your opponents instead