Its not surprising to see a new charm in Grixis colorsweve gotten tricolor charms in every tricolor set (aside from Ikoria which had the Emergent Ultimatum cycle)though its impressive how different is from its forebears
You can then search your deck for a creature whose mana value equals X or less, and put it directly on the battlefield
Here are a few more examples: Mass land destruction spells are interesting if youre fighting ramp decks that have, like, double your land count
Mostly they were activated abilities, but a couple were costs of a triggered ability
Use his powerful effect to seize the victory
With over 100 in total, there are some solid choices across the board, but the above are the ones to go for as singles, to integrate into existing decks