Once its on the battlefield, you get to cast spells off the top of your library by paying life instead of mana
Its basically a Gaeas Cradle for Dinosaur typal strategies, with the added ability of letting your dead Dinos escape from the graveyard, assuming you have ways to fill it up with extra cards
Large and in Charge, however, is still somewhat viable due to its simple strategy of summoning powerful monsters such as the 10/10 monster "Gigantosaurus" or the 7/7 "Rampaging Brontodon," with a variety of support to get these monsters onto the field easier
Destroy target creature an opponent controls
Even if this happens and Phyrexian Censor gets removed, you can still celebrate there being one less piece of removal
All of this is to pay tribute to how the song sequence was animated in the film, displaying Maui's story in much the same way