Cards from Play Boosters, Collector Boosters, Bundles, and Theme Decks will be legal for play in the Standard, Pioneer, Modern, and Commander formats
Card draw is not only good for directly out-carding the opponent but also both helps you make your land drops and makes it more likely that youll find your bomb
At first I thought the ink acted similar as a glue, and when the stacks of sheets are separated again, the ink on the back of the card just got removed, exposing the white of the cardboard itself
Most sets will have a few three-colored cards, but generally they're regulated to specific sets built around multicolored cards and mechanics
Most players won't actually get much value out of Tangela