For example, you can cast an exiled creature card this way
Hinder is no Counterspell, but it does very similar things
A deck usually has one set of cards with delve and thats it, like four Gurmag Anglers or Murktide Regents
17 Blitz Automaton A 3/2 with haste can be pretty solid in the early game, particularly in limited formats like draft and sealed
This might just be because it's difficult to build a cascade-themed deck, especially without some of the expensive big-hitters like Rashmi, Eternities Crafter and Maelstrom Wanderer (which were likely too new and too expensive for Commander 2016 ), but the end result is a deck that is vaguely cascade-ish but not a good cascade deck by any stretch
In that case, it would be a shock to everyone at the table and not something predictable that is ticking up for multiple turns