Lets get stuck in on the front lines with the Mardu precon and figure out how to get the most out of it
I think that they both cancel out each other's weaknesses
Selling Only Not Buying
Alternatively, in a pinch, you can also target an opponent, putting a land on top of their deck to stall their draw step, removing a dead creature in response to an Animate DeadAnimate Dead, or burying the important card they just retrieved with a Vampiric TutorVampiric Tutor or Lim-Dul's VaultLim-Dul's Vault or the top-deck they set up for Aminatou, the FateshifterAminatou, the Fateshifter
It combos with Grindstone to mill somebody out and even turns all your colored spells into gold cards on MTGO
The Energy Retrieval lets you recover two Energy Cards from the Discard Pile, while the Superior Energy Retrieval lets you search for up to four Energy Cards , but only if you discard two cards