Turning creatures into bigger threats while drawing cards provides a powerful one-two punch of pressure and the ability to back it up with removal or additional threats
If the mana cost of your commander is too high, you may never get the chance to cast it
Sacrifice after III.) I, II Jecht Beam Each opponent discards a card and you draw a card
Since then, better black threats like Psychic Frog have been printed into Modern, and theres little reason to go down the Deaths Shadow route
Here are those changes and our reasoning: Ribald Shanty Costs (was) Enduring Friendship Costs (was) 2/2 (was 2/1) When paired with Naktamun Shines Again " get +1/+0" (was +1/+1) Awestruck Cygnet Becomes a 4/4 (previously 5/4) When it comes to fast starts, few decks can match the curve of Harness Dragonfire in this Weekend's Arena Open (May 1718) Looking to win big and earn cash prizes by playing MTG Arena
Its a question that has a little more nuance than you might think, and in the process of coming to a conclusion, I think Ive hit on some key heuristics that can help you decide which is best for you