Its signposts are split between a go-wide card (Rinoa Heartilly and a summons card (Garnet, Princess of Alexandria)
I don't believe it saw much, if any, Constructed play at the time (I may be wrong on this, but can't seem to find anything from researching online), but the card was considered quite powerful stat-wise and featured some keywords not commonly found on Green cards
9 Ellie And Alan, Paleontologists They Do Move In Herds. A fascinating green, white, and blue commander, Ellie and Alan, Paleontologists work not just in a Dinosaur-based deck, but anything that fills up the graveyard
The goal was to make set legality simpler and easier to understand, and to continue to allow the designers to design sets with Standard in mind first, considering the impact that direct-to-Modern UB sets like The Lord of the Rings: Tales of Middle-Earth had had on eternal formats