Terry mode:
Successfully complete the game and collect over 150 monsters. Terry from Dragon Warrior Monsters will visit GreatLog. You can find him in the Arena near the entrance. Defeat him in battle, and an entirely new breeding mode will be unlocked at the main menu. In Terry mode, you can breed your monsters from Dragon Warrior Monsters 2 with monsters from Dragon Warrior Monsters.


Hints:

KingLeo:
Breed a Trumpeter as the base monster with a Balzak, GoldGolem, Trumpeter, BossTroll, or MetalDrak as the mate monster.

Serpentia:
Breed a GreatDrak with a Lionex, Skeletor, or Octoraid.

WonderEggs:
WonderEggs can only be bred across the Game Link Cable by breeding a Slime as the base monster with a BigRoost as the mate monster