Flicker decks are indeed looking exciting, and although Tricksters Talisman makes tokens, Id still say those are the sorts of decks that want to take advantage of it: decks with lots of powerful ETBs
Regarding steel, there are some cards that can help with this overarching damaged character control strategy, like Tug-of-War, which gives the player a choice of dealing damage to all opposing characters with the Evasive ability or without, or Yzma, who can deal 1 damage to a character if any of the players characters banish another character through a challenge
Celes, Rune Knight Commander Deck Tech Celes, Rune KnightCeles, Rune Knight | Art by Nstor Ossandn Leal Greetings, and welcome
Shield-Wall Sentinel A messenger of the bastion, summoning reinforcements from the depths of forgotten strongholds