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Some good candidates for the effect are cheap characters like Owl, Logical Lecturer or Lefou, Bumbler who you won't mind getting banished in a counterattack, but anything you can use to take out your opponents' characters works well with The Queen
For each character you have in your discard pile, Chernabogs cost is reduced by 1 Ink
But here is a limitation Ive faced: scams
and in a lot of cases the unlimited edition print runs are much rarer and harder to find than their 1st edition print run counterparts
Some decks combine this strategy with cards that punish your opponent each time your creatures die (such as Blood Artist), and this has seen lots of success in winning decks