Green: Evolutionary Leap is a new Green staple: amazing in every Green deck that runs creatures, obnoxiously good in Sacrifice decks
Naga Fleshcrafter I feel like Clones have only gotten better because of how much power creep weve seen with creatures in recent years
This allows you to sacrifice the Messenger as many times as youd like, and because it makes your opponent lose 2 life every time it comes back, this also means it can kill all of your opponents if you get it in the right loop
Rakdos Charm is the perfect antidote to this kind of problem (although not the specifically the Moat one...), it can deal with a selection of troublesome things while remaining useful outside of this scope and perfectly maindeckable without fear of having dead cards or losing much consistency
It will likely have a lot of non-creature spells with a mana cost of three or more and some ways to deal direct damage to enemy players
Mystical Tutor Mystical Tutor gives you one-mana access to the absolute best blue cards MTG has to offer in instant or sorcery form, as long as theyre in your deck