Riot, to jog players memories, is a mechanic that triggers on entry, giving creatures the choice of employing Haste, or a +1/+1 counter
Tetsuko and Kamahl This is likely the least broken of the decks Ill present today
Moltres is the entry point to the Legendary Bird trio from Fossil, and that trio status alone carries real value
on your turn, you can give all opposing Characters -5 to their cost and on playing Kuzan, you can knock out an opposing Character who has zero cost
However, when a creature has a keyword like Flying, Lifelink, or First Strike, the power of +1/+1 is greatly magnified
This MTG set directly adapts the comic version, with newer heroes like Spider-Gwen aka Ghost-Spider, Spider-Punk, and more, heavily featured