This trade off may seem harsh, but its almost always worth it, especially on cards like Maui, Hero to All and Gaston, Arrogant Hunter
Throw trample on top of all the other abilities, and you've got yourself a card that just might make big waves in both Standard and Commander
Fanatical Offering For your two-mana investment, you sacrifice a creature or an artifact too, don't sleep on that last one
Using noncreature artifacts from the sideboard, activating Karn's first loyalty ability and then using Noble Hierarch's exalted ability to pump them up is the best option for this kind of deck
Im a big fan of cards that offer choices like these, so I even wrote an article of my own on the subject
P/T Number 137 Language English Not Legal Formats Alchemy, Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pauper, Pioneer, Standard, Timeless, Vintage Rulings (1/19/2018) You activate X's first activated ability while X is on the battlefield under your control