Bring Home the Bacon
The two Piggy Banks are spells in your hand, reading "Gain 1 Gold. (Upgrades each turn!)".
If you use both of them turn 1 you will gain 2 gold, 4 gold on turn 2, 6 gold on turn 3, and so on.
If you use both of them turn 1 you will gain 2 gold, 4 gold on turn 2, 6 gold on turn 3, and so on.
Banned heroes: Alexstrasza, Overlord Saurfang