If you discard a nonland card this way, put a +1/+1 counter on the creature that connived
Epistolary Librarian is an excellent go-wide payoff, using Veil of Time to cast spells from your hand without paying their mana costs if youre attacking with enough creatures
Swampcycling ( , Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.) Creature - Troll Color tag templates(None) Viridian Emissary When this creature dies, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle
It wont hit everything, but it covers a good chunk of spells on the stack
These kinds of cards help you out-value your opponents and generate resource advantages they wont be able to keep up with