Instead of focusing only on rare, high-value cards, many are targeting lower-priced items that are easier to replicate and more likely to slip through casual inspection
The instant speed and unique wording of this effect makes it effective (if very costly) combo interaction in a lot of situations, since it will just sit in place like an invisible net and scoop up everything entering the battlefield for the rest of the current turn
The only difference being that creatures, enchantments, and artifacts stay on the playing field whereas sorceries and instants are placed in your discard pile, also known as your graveyard , after casting their one-time effect
Understanding these mechanisms and integrating them into your deck construction provides a significant advantage, allowing you to power up powerful attackers faster than your opponent
You can quite easily end up casting big flashy spells for just (3) mana, which, when youre also exiling that spell so they cant get it back, makes for quite a tempo swing
It would make some Megas more usable