You can banish 1 "Marincess" Trap from your GY
Stored in the Main Deck and can be Normal, Tribute, or Special Summoned
We have 28 years of draw-then-discard spells to choose from, and we should almost exclusively be playing them as our card selection tools in a Sefris deck
Her ability allows her to tap to add an amount of Green mana equal to her power
Other Pokmon attributes include Owner's Pokmon, [20] Baby Pokmon, [21] Crystal Pokmon, [22] Dark Pokmon, [23] Light Pokmon, [24] Team Magma's cards, [25] Team Aqua's cards, [25] Delta Species, [26] Pokmon Prime, [27] Pokmon SP, Restored Pokmon, Team Plasma cards, [28] Ancient Trait, Ultra Beasts, [29] Single Strike, [30] Rapid Strike, Fusion Strike, [31] Ancient, [32] and Future cards
Of course, which decks care enough to actually use it