You can, however, pay additional costs, such as kicker
According to MTGO results, Stiflenought is currently the most popular deck in Premodern by a decent margin, ahead of the rest of the field by 4%
This granularity may be relevant for planning out your next turn
Clearly with infect, the trample on the card is incredibly important, and a way to close out a game single-handedly
2 Bloodthirsty Conqueror No Pain, No Gain 5 Mana Cost in Black Creature The only real issue with Bloodthirsty Conqueror is its mana cost, being an expensive card to play in a color with fewer ways to ramp
I had to scour card texts and read up on my lore to get to this list