Ygra, Eater of All At first I didnt know what the big deal was with Ygra, Eater of All, until I realized it wasnt just creatures you control that become Food tokens, but all creatures
Any continuous effects with a "for as long as" duration, such as that of Extraction Specialist ignore phased-out objects
Likewise, their ability triggers not in the Upkeep nor Endstep, but at the beginning of the combat phase, the extra card draw and the token give us a variety of options to plan our actions in combat
For this combo to work, you need Sage of Hours and Ezuri both out on the battlefield, and you may have collected at least five experience counters through Ezuri's ability
It definitely doesnt hurt to have an Isochron Scepter in your deck, though, as it can turn a cheap fog into a repeatable effect
Is Counterspell really even better than Thoughtseize