Rank upgrades
Cod to Salmon (+150 Shells)
7.00
5.60 USD
Salmon to Pufferfish (+250 Shells)
12.00
9.60 USD
Pufferfish to Guardian (+300 Shells)
15.00
12.00 USD
Guardian to Axolotl (+450 Shells)
20.00
16.00 USD
Axolotl to Poseidon
110.99
88.79 USD
