As for Ixalan's Binding, it's a removal spell that we can flip off of Aid from the Cowl and might be better than Cast Out at the moment, since it's one of the best answers to The Scarab God and Hazoret the Fervent, not just dealing with the copy on the battlefield but all copies for the rest of the game
It's a perfect way to reduce an opponent's life especially considering they'll likely be open due to the Annihilator abilities
Sure, you have to bounce one back at your end step, but thats not always a downsideespecially in decks that want to reuse landfall triggers or mess around with bounce lands like the Karoo cycle
The combat phase introduces the dynamic element of creature interactions, involving the declaration of attackers, assignment of blockers, and resolution of damage
I've listed these in the order they appear within the booster