Changes to Magic: the Gathering Set Releases (2018) Today kicks off announcement week, and up first are changes to how sets (and blocks) and structured and released
As a result, whatever creatures the targeted opponent controls during the declare attackers step of their next turn must attack Gideon Jura if able
Once you do, reveal the top card of your deck, if its the same card you declared, you get to put it straight into your hand
It commonly works as a poor Timetwister when you discard it or mill it
As such, players with their hearts set on The Abyss turned to Tetravus, for its ability to attack through both a Moat and The Abyss
Coupling these two with a Myr Battlesphere and a Panharmonicon means we deal 40 damage in one turn