They will get in for a bit, apply pressure, give you some consistency in the early game but they will hurt you more in the late game where they offer no reach and pathetic power levels
Like most Magic: The Gathering cards, the value of Backup Plan depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Conspiracy)
Stuffy Doll's "deal one damage" goes on the stack, its resolution triggering Guilty Conscience's ability
TAKE MY ENERGY As I mentioned in my energy retrospective last week, I am a big fan of the mechanic and especially its potential to unlock very fun, creative, detailed gameplay
Would not be surprised if this one sees play because the mana cost of it is quite low