These iconic cards act like a connective tissue between Magic of old and Magic of new to avoid the feeling of a completely different game between the two styles of play
Note that they can sometimes be solid white stars, but as you can see in the photo above they can also be white bordered stars
So far, we have seen Extra Booster 01 (EB-01) and the far more exciting Premium Booster 01 (PRB-01)
You can target 1 "Nordic" monster in your GY, except "Nordic Beast Gullinbursti"
Sacrifice after IV.) I - Wark - Create a 2/2 green Bird creature token with "Whenever a land you control enters, this token gets +1/+0 until end of turn." II, III, IV - Kerplunk - Creatures you control gain trample until end of turn
(1) Once per turn, this card cannot be destroyed by an opponents card effect