Rank upgrades
Squid to Lobster (+150 Shells)
7.00
5.60 USD
Lobster to Walrus (+250 Shells)
12.00
9.60 USD
Walrus to Starfish (+200 Shells)
10.00
8.00 USD
Starfish to Stingray (+300 Shells)
15.00
12.00 USD
Stingray to Octopus (+250 Shells)
20.00
16.00 USD
Octopus to Poseidon
79.99
63.99 USD
