We absolutely crushed slower controlling decks and actually did a surprisingly good job against midrange creature decks as well, even beating a Turn 3 Rotting Regisaur that attacked us for something like 10 straight turns by chump blocking it with our random mill dorks)
But if you've been playing for as long as us, it's possible you tossed around shadowless cards in the school playground
Home One Piece Card Game: Premium Booster Box (PRB-01) (20 Boosters) GameStop Loading Inventory
It is a phenomenal card for decks that utilize the Human creature type
If you have haste, and especially if you have double strike, it becomes significantly better, as it allows you to trigger the effect on the turn you attack with it
Clarion Conqueror This three-cost, White, on-curve 3/3 flying Dragon cutie is next