Legality depends on the tournament format -- Consecrated Sphinx can be legal in some formats and banned or restricted in others
At its core, the strategy is about building a well-oiled machine consisting of three parts, a steady supply of sacrifice fodder, a way to kill those creatures for free, and Blood Artist effects that punish your opponents every time one of your creatures hits the bin
It might not be the most invigorating experience, but going through and putting in the latest MTG Arena codes if you're a new player will help you feel a bit more established
Books on mythology fascinated me especially, as its the root of all that fantasy genre stuff I so loved
Kefka, Court Mage (Borderless - Surge Foil) - $114 Kefka, Court Mage (Borderless - Surge Foil) puts the clown front-and-center, while offering a transformation into Kefka, Ruler of Ruin on the other side - yours for just over $110