To put it another way, just because your deck beat down with creatures that one time, it doesnt mean that it is a beatdown deck
Play Sephiroth if you have some sacrifice fodder around to reap the benefits
Contents: 1 Sealed Jumpstart Booster Pack 20 Randomized Cards Limit 23 per customer
Outside of sacrificing it or destroying the aura, which not every color can meaningfully do, youve now disabled their most threatening creature, potentially for the remainder of the game
(The same is true for card types that don't appear in most games, like plane or scheme.) You can't choose a subtype, such as creature types like Spider or Hero, artifact types like Treasure or Food, or enchantment types like Aura
Rasaad yn Bashir Theres also Rasaad yn Bashir, which actually has a bonus of doubling your creatures toughness when it attacks (assuming you currently have initiative)