The Mirko, Obsessive Theorist display commander is printed with the foil-etched treatment on a thicker cardstockgreat for showing off your commander but not legal for play
No problem, remove some (two or three) cheap creatures and use bigger ones like Charging Monstrousaur, Glorybringer and Rekindling Phoenix
First are enchantments that benefit you directly, either through card or mana advantages or by limiting how many creatures can attack you
Doubling life loss is a very easy way to turn cards like Zulaport Cutthroat, Blood Artist, and Gray Merchant of Asphodel into quick or even immediate game enders
If a nonland permanent hasn't left the battlefield during that turn or a spell wasn't warped that turn by the time the ability would trigger, it won't trigger at all
If you click the lotus icon or tapped it on mobile, you can see a little more detail