For three mana, Rebel Salvo deals five damage to target creature or planeswalker
This allows for some potentially infinite loops if set up right, as well as plenty of power plays by making use of creatures that activate when they enter the battlefield
C) Scry until we have Reality Shift on the top of our library and either a Rishadan Pirate / Venser, Shaper Savant, or any of our draw / pseudo-draw (Watcher for Tomorrow) creatures is on the top of our library after using our draw effect 4th from the top if Cephalid Coliseum, 2nd from the top if Lonely Sandbar and so on) and Archaeomancer, Shipwreck Dowser and Pull from Tomorrow are in our graveyard and we have an another creature on the battlefield
Once the exhaust keyword is used, it cannot be activated again
Sundown Pass Although aggressive Boros decks arent interested in a Sundown Pass, midrange and control decks love it
Looking to the future, however, we see a return to several of our favorite worlds