Flashback spells, recursive threats, and Madness cards can make those discards even more valuable, while the Elemental tokens can help close out games or keep you alive until you find the cards you need
On the battlefield, all of your discard and sacrifice effects become amazing
This is a ridiculous source of card advantage, and it's indestructible, so your opponent has very few ways to deal with it
This is a deck that can go very wide and also very big (with Pridemates, which grow constantly due to all your life gain triggers and lifelink), so it can get huge rewards from giving a creature trample
Before we begin, lets divide Avatar cards into two sets: Avatar: The Last Airbender (TLA) is the main Avatar Standard-legal set, with around 300 different cards
Kotis itself gets huge over time, growing stronger with each reanimated creature