How Does Strionic Resonator Work
(Here are Selesnya, Azorius, Izzet, and Golgari.) This is the second batch of guild theme weeks
Typically, having very few cards in your library is a nightmare scenario, so cards like Doomsday or Leveler are trying to enact a harsh penalty that turns out to be a boon
It's very good, but if someone gets nervous you can always point out that it's not as good as Zendikar Resurgent, which gives you card draw along with extra mana
The thing is his other effects are so good you often find you would rather save him to get those on the go, certainly in the mid and late game
It cant be the target of Tenacious Tomeseekers triggered ability (return target instant or sorcery card from your graveyard to your hand)