Mouth of Ronom and Ice-Fang Coatl become repeatable removal, Phyrexian Soulgorger can be brought back once you've enough fodder to feed it, and if you're really up for the challenge, you can go all-in on the Mill route with Iceburg Cancrix and a series of follow-up Snow plays from the graveyard
This deck full of Atog creatures and Changelings forms one of the funkiest tribal decks ever
Jaws itself is great, and you can even push it a bit further by using cards like Aggravated Assault for extra swings
It favors deep-sea monsters like krakens, leviathans, octopuses, and serpents
You can pick it up and play for free against anonymous online opponents, and as long as you have the required tactical mind, patience, and high frustration threshold to enjoy Magic , this is likely a cheap method of entry