Where to Play It In Modern, targeted discard like Thoughtseize and Inquisition of Kozilek is among the most played cards in the format, and if you are playing black, you need a good reason (like Living End cascade shenanigans) to start your deck without these cards
Sage of Hours Sage of Hours works best with Ezuri, Claw of Progress for a sleek infinite turn combo, but it only takes a counter doubler or two, a little proliferation, and a card like Innkeeper's Talent to produce a similar effect
I'm not as high as some people on this card since I expect a bunch of 2/2s to get bogged down, but it does immediately halt the game
Stock up on tokens, then spend your hoard to clean house with an army of squirrels
Tamiyo starts out as a superbly cheap creature who can generate card advantage, but if you can draw three cards you get a somewhat slow value engine that can recur instants and sorceries