Time Elemental's effect 'reverses' time by bouncing a card back to its owner's hand, but it also is such a strangely unstable creature that it essentially selfdestructs any time it blocks or attacks, and even deals damage to its controller
This first entry, Mickey Mouse, True Friend, is one of the simplest cards in The First Chapter
Light of Day shuts down a good number of black decks
Another energy ritual, Motherlode, Excavator will usually give you about four to eight energy on average, when played in the late game
getting the best one of three is significantly more powerful than drawing a random card off the top
You should also consider double use cards such as Endurance , which could either hose one of your opponents self-mill plans or safeguard your own graveyard in a pinch