Basovereign

Basovereign (バシリ君主 Bakunshu) is a dual-type Dragon-Poison type Pokémon

It evolves from Lisguana starting at level 37.

Pokédex Entry
The black spikes from its back can fire themselves at ambushing predators, and can grow back. They use the poison glands in their teeth to locate prey, and when it bites a grass-type Pokémon, the poison of Basovereign will burn the prey a bit.

Origins
Basovereign is based on the Basilisk, a giant mythical serpent also known as “The King of Serpents”.

Name Origin
Basovereign is a combination of Basilisk and sovereign.

Bakunshu is a combination of Bajirisuku (Basilisk) and kunshu (monarch).