This first pass isn't meant to be an exhaustive catalogue of every problematic card in Magics history, and we will continue to take actions on similar cards in the future, it said
Instants at 0 sounds quite alarming, yet we have various effects that are activated on instant speed
Thats right: Even monsters which cant be destroyed by card effects will be blown away by this effect, making this card a board wipe like no other
Elspeth, Gideon, and Ajani are good planeswalkers to have among your creature-heavy decks, and good examples are Gideon Jura, Gideon, Ally of Zendikar, Elspeth, Knight-Errant, and Ajani, Adversary of Tyrants
Some strategies need to take multiple turns to set up a knockout on these cards, which can be frustrating and completely change the tempo of the game