A high grade could greatly increase a card's value, for example, someone recently paid US$129.99 (RM544) for a PSA 9 version of the Vaporeon card above
Kutzil, Malamet Exemplar Legends that tell your opponents that they cant do something have legs as a stax commander
If his deck is full of cheap removal, then the chance to try and get in damage after you've cleared that Sable off means it's probably right to hold back, whereas if his deck is full of 3/2s then you'd want to lean toward trading off
Some of those cards cost quite a bit of money, which can be hard on the wallet
On top of that, the ability to scale its damage with additional mana makes it a flexible tool in the mid-to-late game
In other words, the most recently created extra turn is taken first.