Here's a water pokemon wall design ☺️ Personally some of my favorites are Vaporeon, Corsola and Slowpoke.
The second photo is for phone wallpaper! Please don't edit out my watermarks.
Row 1: Marill, Azurill, Inkay, Surskit, Stunfisk, Mudkip, Lotad
Row 2: Totodile, Shellder, Corsola, Magikarp, Luvdisc, Wishiwashi, Sobble
Row 3: Manaphy, Squirtle, Slowpoke, Buizel, Horsea
Row 4: Psyduck, Octillery, Froakie, Corphish, Mantyke, Vaporeon, Wooper