Mahadi, Emporium Master consistently rewards you for either killing or sacrificing creatures by creating tokens, allowing you to ramp in a color pair that can sometimes struggle with ramping and mana
Back Bahamut, Warden of Light (As this saga enters and after your draw step, add a lore counter.) I, II - Wings of Light - Put a +1/+1 counter on each other creature you control
Here's a fun detail: This card has the Flashback mechanic, because after all, we see this scene in a flashback
Okay, so with the Crewmate, Izzet Map and Treasure pirates in Standard
Even if you dont build around Treasure, you still draw off fetch lands, regular sacrifice effects, and so on, all while turning Korvold into a lethal threat due to its +1/+1 counters
This was a great substitute