Vraska, Golgari Queen lets you sacrifice a land for a card and one life, then pick up the land with Wrenn and Six so that you turn that ability into +2: Draw a card and gain one life
This Spell is also crucial because its used to Summon the Exodia Fusion Monster
Avatar: The Last Airbender - Firebending Winner: Firebender AscensionFirebender Ascension Runner-up: Sozin's CometSozin's Comet To firebend X, the creature adds X to its controller's mana pool when it attacks, and this mana lasts until end of combat
Coupled with ways to get extra Treasure and the right assortment of legendary creatures, its perfectly viable, though
Card Market is an excellent option if youre looking for something professional
Having jump-start on this card makes it especially powerful as you can essentially do a one-two punch with your strongest creature, which could potentially close out a game