As a deck based around the surveil mechanic, its important to find a balance between interaction, enablers, and payoff cards
For example, some fungus cards generate tokens at certain stages following card descents
I also think itll be pretty good within counters decks as a blocker that incrementally draws cards until youre happy to swing with it
If you don't want your opponent's spell to resolve, you simply cast Counterspell in response
Its power also comes from the ability to ignore timing restrictions, allowing you to blow up a threat and flash in a planeswalker or a Niv-Mizzet on your opponents end step
Battlefield sweepers are often needed to reset the game in the face of one player exploding onto the battlefield, but they can be a bit of a bummer when everyone needs to rebuild