Cards can come and go but CW01 will always be the first card (collector numberwise at least)
The deck then adds a number of creatures and spells with proliferate to quickly multiply poison counters including Atraxa, Bloated Contaminator, Ezuri, Norn's Choirmaster, etc
- Disdainful Stroke Ice Out Spell Stutter Take It Back (Spellscorn Coven // Take It Back) DiscardEffects which force players to discard cards from their hand, such as Mind Rot
In that case, it will not deal any combat damage in the regular combat damage step
In that case, the permanent remains on the battlefield indefinitely with no time counters on it
With the help of daily deck lists from Magic Online and other tournaments, we can see the evolution of the deck on an almost daily basis over a period of about four weeks