This process of swapping out weaker cards for more powerful or synergistic alternatives is how you begin to personalize your deck and raise its power level
Let's take a look at some of them
Being an enchantment makes it a valuable card to potentially diversify your graveyard from something like a Mindwrack Demon mill, and being a legendary enchantment means that you can naturally get one to your graveyard by casting a second copy when you already have one on the battlefield
It isnt much to go on, but if you see someone with, say, a large amount of Unglued Plains, Mountains, Swamps, and Islands for trade but no Forests, alarm bells should ring in your brain
Why Magic fans will enjoy it: If you like reading the board, timing your moves, and punishing sloppy plays, FABs tight design is hard to beat
If they know your deck, they know they cant allow us to have an extra turn as we can then just recast Temporal Extortion