For fans of Doubling Season, I believe we'll being seeing variants for many more years to come
A unique colorless draw card, this land card from the Seaside Haven Onslaught expansion of Magic: The Gathering can tap to add one colorless mana
Its fixed a lot of problems with the travel, and you arent going to go from one side of a gate to the other side as your turn. The scenario variety gives it more of a feeling than just attacking monsters and closing gates and sealing them to win the game
This card's effect can be triggered when the opponent adds a card from the deck to the hand, except for cards drawn during the draw phase
If any of them are attached to creatures at that time, they become unattached
While a mini board wipe is good, a full-sized board wipe is even better: Furnace of Rath and Dictate of the Twin Gods let Avacyn burn the board for 6 damage instead of 3, which is enough to kill most creatures