In the Dragon Quest III HD-2D Remake, the Monster Wrangler class learns its skills as you progress through the game and recruit more monsters. Here are the key steps to unlock and enhance the Monster Wrangler’s abilities:

1. Reach Romaria and the First Monster Arena:
– The first Monster Arena is located in Romaria. This is where your journey with the Monster Wrangler class begins.

2. Recruit Three Monsters:
– To unlock the Monster Wrangler class, you must recruit at least three friendly monsters. These can be found in hidden spots, dungeons, and towns. Interact with them and use Monster Wrangler skills or items to capture them.

3. Level Up the Class:
– Once you have recruited three monsters and leveled up your Monster Wrangler class once, you will unlock its abilities. Leveling up the class further enhances these abilities, making it easier to find and tame high-level monsters.

4. Unlock Special Skills:
– At level 10, you will unlock a special skill named Animal Instinct. This ability makes it extremely easy for you to search for new monsters.

5. Enhance Abilities Through Monster Recruitment:
– The more monsters you recruit and train, the more enhanced your Monster Wrangler’s abilities will become. This includes unlocking new abilities and strengthening your overall utility in combat.

In summary, the Monster Wrangler class in Dragon Quest III HD-2D Remake learns its skills as you progress through the game by recruiting and leveling up with monsters. The specific abilities, such as Animal Instinct, become available at certain levels, enhancing your gameplay experience.