Like a King: Tower Defence Royale TD

1. More Common Cards in Chests and in Shop.
2. Rebalance:
– Berserk Shed: Berserk unit attack range increased by 10. Attack speed increased by 0.1.
– Horned Totem. Reduced HP by 30 points.
– Dwarven Shaft. Less gold for removed obstacles. Increased base gold mining rate by 1 point.
– Spawn rate of Grunt Barracks increased by 1 sec.
3. Two new cards: Wigwam of Spear and Gatehouse.