With a modest mana value of two, its very easy to follow up Cloudshredder Sliver with a bunch of muscle, and swing out at a player all at once
We do this by getting at least one poison counter on each of them, ideally with one of five cards: Ichor Rats, Infectious Inquiry, Prologue to Phyresis, Vraska's Fall, and Phyresis Outbreak
This takes advantage of all your burn and removal spells, plus whatever powerful instants and sorceries your opponent is rocking
Elspeth lets you create tokens and buff creature tokens, while also being able to destroy a big threat on the board
OMFG this Final Fantasy IX art on the MTG website has me SHOOK
The Magic card Aerith Rescue Mission encapsulates that choice perfectly: you can either take the elevator, giving you three 1/1 Hero Tokens (representing Cloud, Tifa, and Barrett being ready to fight), or you can take the stairs, which lets you tap and stun up to three creatures (representing their cardio-induced duress)