1. by touching them
   by shooting them
2. by rolling at them

It is standard procedure to shoot doors in "Metroid" games.

1. You can't stack them.
   You can only carry one at a time.
2. There are fewer of them than in other games.

You can't stack them; you have to cycle through them one by one.

1. 8 megabits
   24 megabits
2. 64 megabits

The cartridges had a 24-megabit capacity. At the time "Super Metroid" was the most data-heavy game available on Super Nintendo.

1. Samus
   Ridley
2. Scott

Ridley also goes by the alias Geoform 187.

1. 1 million
   2 million
2. 3 million

It sold 1 million copies and got resounding reviews from critics and fans.

1. Yerbes
   Zebes
2. Planet X

Zebes is home to most incarnations of "Metroid."

1. 6 foot 3 inches (190.5 centimeters)
   5 foot 8 inches
2. 4 foot 4 inches

She's 6 feet 3 inches and incredibly agile considering her hulking frame.

1. one
   two
2. eight

She has one eye. Her appearance has become more frightening since the early days.

1. "Metroid Prime 3: Corruption"
   "Metroid Prime"
2. "Metroid Prime Hunters"

"Metroid Prime" is considered one of the best games in history.

1. 2010
   2005
2. 2004

Samus explores a run-down space station in the game, which was released in 2010.

1. industrial waste
   high-voltage electricity
2. fresh blood and flesh

The so-called Bio-Matter (fresh blood and flesh) is potent enough to bring him back over and over again.

1. morph ball
   spin ball
2. speed ball

The morph ball grants her access to even the narrowest passageways.

1. "Metroid Prime 2: Echoes"
   "Metroid Prime"
2. "Metroid Prime Hunters"

He's the main enemy in "Metroid Prime 2: Echoes" and the most powerful Ing in the Horde.

1. a reptilian mini boss
   a cyborg monster
2. a rival bounty hunter

The bounty hunter has it in for Samus, although players never find out why.

1. find every secret trap door on every level
   finish the game in less than five hours
2. undress her

Players have to finish the game quickly to find that out. "Metroid" was one of the first games to have a female hero.

1. Famicom Disk System
   Sega Master System
2. Atari 7800

It was first released in Japan on the Famicom Disk System.

1. unlimited ammunition
   charge beam
2. power bomb

Suddenly your ammo worries become a thing of the past.

1. arm a new weapon
   switch from third-person to first-person view
2. freeze

The varying perspectives were a shift from traditional gameplay.

1. Nintendo and Atari
   Nintendo and Saturn
2. Game Boy

This game was only released for that handheld device.

1. completing an entire game as quickly as possible
   completing a game by making your character run the entire way
2. beating each level with only one second to spare

The "Metroid" style of gameplay was very conducive to playing the game as quickly as possible.

1. a cruel robot
   a fat dinosaur
2. a skinny insect with razors for claws

He is a dinosaurlike member of the High Command that protects the Mother Brain.

1. They suck their victims' blood.
   They drain their victims' energy.
2. They attack their victims' central nervous systems.

The Space Pirates use Metroids to conquer victims by draining their energy.

1. two
   four
2. six

The maximum number of players is four, but the single-player mode was very popular too.

1. 1993
   1991
2. 1986

The 1986 game was directed by Yoshio Sakamoto.

1. X Parasites
   Tribbles
2. Z Parasites

X Parasites can mimic the appearance of their hosts.

1. one
   10
2. 30

It is one enormous, sprawling level.

1. They was nonlinear.
   They had 3-D graphics.
2. They were fast pace.

Unlike so many games, you could actually explore the world around you.

1. 15
   85
2. 130

It took about two years for the 15 team members to complete the game.

1. "Blade Runner"
   "The Terminator"
2. "Aliens"

The oppressive environment of "Metroid" matches the one in "Aliens."

1. the ability to adapt to alien environments
   incredible sharpshooting skills
2. superfast running ability

Her adventures take her into many hazardous environments that might harm other explorers.