Rank Upgrades
Clam -> Jellyfish 5.00 1.50 USD Buy
Jellyfish -> Lobster 20.00 6.00 USD Buy
Lobster -> Sponge 20.00 6.00 USD Buy
Sponge -> Seal 20.00 6.00 USD Buy
Seal -> Dolphin 20.00 6.00 USD Buy
Dolphin -> Beluga 10.00 3.00 USD Buy