Hydrark Line

The Hydrark Line encompasses Hydrark, Hydrinus, and Hydrinifor, which were released on the 27th of May 2017, and are Exclusive Pokémon.
Obtaining
Hydrark can be obtained by trading with other users, breeding with a parent of the Hydrark Line, or from the Tournament Shop.
Hydrark Eggs can be bought from the Tournament Shop using Tournament Tokens. After the first egg is purchased, additional eggs can be purchased for 80 Gold Poké. They currently cost 1 Lazuli Token to unlock.
Event
The Hydrark Line was one of 4 Exclusive Pokémon lines to be added in Season 4 of the Weekly Tournaments.
Evolution Tree
Pokémon Info
Egg
Hydrark
Hydrark is notorious for being difficult to raise due to biting anything in sight and even eating spare Poké Balls. It will refuse to let go of anything once they clasp their powerful jaws around it.
Name origin: A combination of hydro and shark.
Hydrinus
It has a short temper and tends to bash its exo-skull against anything it considers to be an annoyance.
Name origin: A combination of hydro and Carcharhinus, a type genus of requiem sharks.
Hydrinifor
Its anger fuse is almost non-existent. It takes an incredibly skilled Trainer to tame and calm it down. Otherwise, it will destroy anything in its path until its rampage ends.
Name origin: A combination of hydro and Carcharhiniformes, a kind of sand shark.
Trivia
- Hydrark was the second Exclusive Starter Pokémon to be released.