In formats like Modern with smaller deck sizes and tons of cheap spells, this can exile tons of cards
It also helps that many of the summons (like Fenrir and Fat Chocobo) are just excellent creatures, so you can take those first and table stuff like Rydia
Fanatical Firebrand Just a useful creature
Those are all great ways to sift the sands as it were, but there dont seem to be many subjective lists that go over what makes an incredibly cool or interesting card
The one disadvantage the Gold Dragon has is that 3 toughness can die to a whole lot of things, but I still think the combination here is quite nice, though probably not quite a bomb
Niv-Mizzet, Visionary Niv-Mizzet, Visionary allows me to do something I didnt think I wanted before, and thats to turn Lightning Bolts into Ancestral Recalls