You can use any card to play with friends and family if your opponent doesn't mind
If you can play a two-powered one drop on turn one followed by a Dragon Fodder on turn two and a Chandra, Fire of Kaladesh on turn three, you set yourself up for a pretty devastating fourth turn
If an ability allows you to do something on or during "each of your turns", that permission resets after your ending phase
You don't get to look at your face-down shields before you put one in your hand, nor do you need to reveal a shield when you put it in your hand
By dint of fate or luck, Redshift has survived every test he's ever run and concluded his winning streak will never end
Theyre the basis of Limited formats like Booster Draft and Sealed Deck, and theyre great for players looking to build a unique collection of cards for Constructed formats