There are seven total Bobblehead artifacts across these four decks, all of which have effects that scale with the number of Bobbleheads you control
If you play more than one Fortisphere, a good play means this one item could get you three cards for every Fortisphere on the field, as Hiram allows you to not only draw two cards by discarding an item when he's played, but also when he quests
Sacrifices grant life, cards, and stackable counters that prepare your next victim for gainful harvesting or pump your attackers for a deadly push
"Both is good" Sure, you can't legally cast both sides of a MDFC commander at the same time, but we're playing Commander so there are plenty of ways to make a copy of a permanent
Magebane Armor can also protect against damage-based wraths, and is a sweet option for any red decks looking to wipe the board