I've seen this in other channels but not here, a modifier to make runs faster and more difficult would be a very welcome addition for me!
A 15 minute run time with the same amount of bosses would be my preference.
#Hurry mode.
sturdy pewter
buoyant lark
Yeah, the double speed is always a good way to get more out of the game. And you could make it a price beating the final boss of the map.
minor agate
this request is coming up rather frequent, both here and on reddit
gray ice
30 minutes is a bit much, so it's understandable.