Its less efficient, but not by much, and you can curry favor with an opponent by giving them a card if youd rather pay less for the effect
Its removal is fairly efficient (see Lightning Bolt), but it doesnt scale well into the game as creatures and boards get larger
Knight of Grace Rarity: Uncommon TYPE: Creature SUBTYPE: Human Knight CMC: 2 Mana cost: USD: $0.12 EUR: 0.18 TIX: 0.02 EDHREC RANK: 17022 (2/2) First strike (This creature deals combat damage before creatures without first strike.) Hexproof from black (This creature can't be the target of black spells or abilities your opponents control.) This creature gets +1/+0 as long as any player controls a black permanent
Dan Musser discussed the other problem decks this year, which were Nadu and Grief lists primarily
compared to the pointy ears, they're barely part of the orchestra
Professional Face-Breaker is practically a household name at this point, and Grim Hireling is about as good for an extra mana, but we're even on Magda in this list