You can use anything, but just like when you play in paper, you want to have something you can tap so tokens are really the way to go
and once in, daily missions and time-limited event rewards encourage players to stick around
III: Create Smaug, a legendary 6/6 red Dragon creature token with flying, haste, and "When this creature dies, create fourteen Treasure tokens." See more Add To Wishlist Restock Notice Gatherer & Rulings (opens in new tab) NM EX VG G 8 available @ $6.49 Add to Cart 1 2 3 4 5 6 7 8 $5.19 Out of stock
Its most obvious on this card, but certainly present on Commissar Severina Raine
The Assassin is a Dimir flashable 3/3 that enters the battlefield tapped as a Clone of any dork and then can destroy it like an six-mana Ravenous Chupacabra that leaves behind a tapped Clone of that dork you just killed and can serve as a Clone of your key dork instead if that is how the battlefield plays out
It's the difference between destroy all creatures versus destroy target creature