*The illustration may differ somewhat from the final product
Future sets may bring mounts that have to be saddled to attack for example, a mount with defender that loses defender when saddled
With Klothys, God of Destinys ability you can get some much-needed rewards from destroying lands, since you not only get some mana out of it but also remove them from your opponents graveyards, ensuring they cant get them back
Aegislash, known for its defensive prowess, brings both style and strategic potential to your deck
For some, admittedly, that's more like 'get a moderate amount of energy quickly, and then do a moderate amount of damage quickly', such as the aforementioned Pikachu EX, or Marowak EX and the Blaine-powered Ninetails and Rapidash
Meren gives you an experience counter whenever a creature you control dies, meaning its very easy to generate a huge number of these counters in a sacrifice deck