The Preview Panel at MagicCon: Barcelona (Video)
Vedalken Squirrel-Whacker's second ability functions only while Vedalken Squirrel-Whacker is on the battlefield
Telepathic Transmission Order your cards, but without communication
The rescue was made even more difficult by incoming six-foot waves, which created a whirlpool effect
Ovinomancer (Mirage/Visions/Weatherlight) Black and Red might get reusable creature kill, but those usually are the only two cards to have this resource
[1] This promotional material also explains that Xyz Monsters get their name because they're easy to Summon, being able to be made from anything, "even the letters x, y, and z." Machine Xyz Monsters cover the most number of unique Ranks among all Types of Xyz Monsters, with Machine covering Ranks 1-12