It was banned from the Modified format for a while, and maybe taking a look at it will tell you why
What youre really aiming for is being able to land a six
We know some of these changes will be successful, leading to even better updates down the road, but none will be perfect
Activating the card requires you to declare a direct attack with a Monster with 1500 or less ATK, and then you discard your entire hand (which thankfully is allowed to be as little as 1 card), then excavate the top card of your deck and inflict 500 damage if it's a Monster and then you can repeat this up to 7 more times as long as you keep excavating Monsters
While their special jobs are that of Assassins, Celia and Lettie's on-field sprites are shared with the one used for Dancers
If your cards mostly stay at home, a display binder or wooden box works well