Document Lorcana Heroic Format rules

Added rules and modifications for the Lorcana Heroic Format.

Author: emad-elsaid

Lorcana Heroic Format.md

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+According to the [following guide](https://youtu.be/L0igr0tf4Ik)
+
+Same as the standard format with the following modifications: 
+* Choose Legendary character as you "Main character"
+* Choose an "Ally" character as your "Ally character"
+* Choose a song card that your Main character can sing
+* The past 3 cards are put in "storyboard area"
+* You can use 3 ink instead of 2
+* The deck total cards is 100 including the 3 past characters
+* Only one copy is allowed in the deck instead of 4
+* Every time a storybord card is banished or gets back to your hand or forced to get into your ink well you may choose to put it back to the storyboard area
+* Everytime a storyboard card is put back to the storyboard a "Tax counter" is increased
+* You can play a storyboard card in your turn by paying the cost of the card + the tax
+* Shift cost is not increased by the tax
+
+Banned from storyboard: 
+* A whole new world
+* Be prepared
+
+
+#Lorcana