Sure, a normal removal spell or piece of countermagic might beat your card, but you already got to play it and see that line through to its conclusion
We then made sure both faces were located at one of the places we'd previously seen (the Windriddle Palaces)
Emeria's Call is a passable but not extremely powerful spell, but when you look at it as sort of a super Castle Ardenvale that's a land most of the time but also a good draw later in the game, it looks very appealing
When it attacks, it creates two attacking 3/2 Eldrazi tokens
cards, attack one of your opponent's Characters, and then activate his [Activate: Main] effect allowing you to attack their Leader as well
If he deems it illegal, then the card cant be used in a Magic