Vaevictus works best for you when you can manipulate the top of your library via scry effects or by returning cards to the top of your library, like with Reclaim
Valley Floodcaller As weve seen with Borne Upon a Wind, casting things at flash speed can be extremely powerful if your deck is built to exploit it because you can play on top of whatever anyone else tries to do, including a counterspell fight over a win attempt
The cherry on top of this card is that after you draw your cards, you get to put any number of creatures onto the battlefield from your hand
WotC prints cards that make everyone discard on a regular basis, and theres always a new commander that gives a new spin on this theme
This is easily one of the best Dinosaurs you can play in your Dino deck
I think, though, that this can be achieved in a way with less feel bad, and less impact on the stores that might miss out on single sales