pokemon trading card game player's guide - Sword & Shield - Pokemon Go depth analysis of the game How to play Pokemon TCG

The Great Henge and Mikaeus can both give out +1/+1 counters to allow you to do this combo

Unless it has Flash, of course, but regardless: playing and casting are a bit like squares and rectangles: play is the square, cast is the rectangle, and neither are immediately intuitive until youre conditioned into discerning the nuance

Some of them took many attempts to get right, but others basically designed themselves

For that reason, I think its particularly worth it for Rakdos Goblin decks, which can easily run the above combo, while still being able to effectively use First Day of Class when its used in a more straightforward manner