Knights are a very strong creature type, especially in Esper (white/blue/black) colors
To add these cards to a deck, the deck itself must be made up of those two matching inks
It's not possible to put a creature with power 4 or greater onto the battlefield or increase a creature's power to 4 or greater during the end step in time to have the ability trigger
Never underestimate the ability to simply turn something off, especially when that something might be literal paragraphs long
To be fair, this was a rare, unlike the rest of the cycle of 1-mana boons, but I dont think Richard Garfield and the rest of the designers of the early set couldve realized how powerful drawing cards can be
In The First Chapter of Disney Lorcana , there are 204 different cards, all of which are divided up between the six different rarity levels