Pocket Zaurus Jūōken no Nazo, Pocket Zaurus: Mystery of the Ten Kings Sword, is a licensed action adventure published by Bandai for the Famicom, tied to Bandai’s popular Pocket Zaurus dinosaur toy line. Players explore interconnected prehistoric-themed stages, battling ancient reptilian creatures while searching for the legendary Ten Kings Sword. Blending side-scrolling platform combat, item collection and boss encounters, the title targets younger audiences familiar with the collectible toy franchise and follows the typical structure of mid-era Bandai licensed family action games.
Each stage features jungles, volcanic zones and cave networks populated by numerous dinosaur enemies. The protagonist can run, jump and swing a melee weapon to fend off roaming beasts. Collectible meat items restore depleted vitality, while rare power-ups temporarily boost attack strength. Every major zone concludes with a massive dinosaur boss inspired by the Pocket Zaurus toy roster, each possessing unique charge and tail-swipe attack patterns.
Hidden warp passages and bonus item caches reward thorough stage exploration. Later stages feature narrower platforms, faster enemy movement and fewer healing pickups, gradually raising survival difficulty. Alternating two-player turn mode lets household fans take turns attempting stage clears.
Bandai’s artwork uses colourful cartoon dinosaur sprites matching the Pocket Zaurus toy aesthetic. Adventurous prehistoric-themed looping background music sustains lighthearted jungle expedition atmosphere across each level.
Strategically, successful exploration requires conserving strength for boss confrontations. Engaging every minor dinosaur unnecessarily risks draining healing supplies before facing powerful end-stage guardians.
For contemporary Famicom retro collectors researching vintage Japanese toy tie-in games, Pocket Zaurus stands as a charming family-oriented platformer curio, illustrating how Bandai translated popular collectible lines into accessible console action software during the mid‑1980s.