WingedBeast/Pendulum/Effect
These are all Flip Effect Monsters, and demonstrate the very earliest Effect Monsters in Yu-Gi-Oh
In other words, it's a widely inconsistent but eqaully fascinating pool of animated discovery
Interestingly, the Mitsurugi deck, featuring a Ritual-focused strategy, is less than a year old, though its impact on the game is undeniable, explaining its rapid ascension to Legendary Deck status
You can only use each of the following effects of "Centur-Ion Legatia" once per turn
draw 1 card, and if you do, show it, then, if it is a "Flower Cardian" monster, you can take 1 "Flower Cardian" monster from your Deck, except "Flower Cardian Cherry Blossom", and either add it to your hand or Special Summon it