mtg core set 2019 cards 2019/Welcome decks then discard a card Top 20 Standard Cards In

+6/+6 is huge and can kill out of nowhere in an infect deck

You then attack for 8, and sacrifice the Hero with Callous Sell-Swords adventure, which effectively deals 16 and wins from there

There are quite a few rats with effects that focus on rat swarms and give you advantages when you have more rats in play or allow you to have any number of the same card in your deck

Even though it doesnt have evasion, its attack trigger will let you punch damage though to any opponent who has a creature smaller than Ravenous Tyrannosaurus

This means that youll still have tons of cards taking up space for goodness knows how long so this is an important factor to consider when you're deciding how to go about selling your cards