You won't create any Clue tokens
Because games of casual Commander are so long, cards that create exponential value instead of flat, immediate value generally perform better
For instance, Sephiroth, Fabled SOLDIER allows users to sacrifice a creature to draw a card when he enters the field or attacks
Whether or not thats effective compared to some of the more powerful decks is unknown, but players are certainly encouraged to bulk up their decks with new cards found in blind boosters
(12/8/2022) If a permanent has +1/+1 counters and -1/-1 counters on it, they're removed in pairs as a state-based action until that permanent has only one of those kinds of counters on it
They did seem to provide a distraction to the opponent, and they can certainly help you gain lore