Super Game Mash-Up: SNES Trivia Quiz

Answer: Magus

It's actually optional whether or not you get Magus to join you. This can be done while Crono is "dead"; you will find Magus at the North Cape in the Dark Ages. He will join you if you refuse to fight him.

Answer: No

The Fergality is a joke finishing move that could be activated by entering the cheat code for the test pages and turning on the page called "Oooh, nasty!". By pressing back, back, back, block, Raiden would transform into a parodied version of one of the game's creators. This could only be done, however, on the Sega Genesis version, not on the SNES version.
Part of the information is the courtesy of GameFAQs.

Answer: Morph Ball

Morph Ball allows you to shrink into a small sphere-like shape, granting you access to small, previously unreachable spaces. All the other stated answers I simply picked from random other games.

Answer: Rise of the Sinistrals

The full game title is "Lufia 2: Rise of the Sinistrals". "Lufia and the Fortress of Doom" is the title of the first game.

Answer: Silver Blazer

The Luna Bomber is also known as Golden Fox, the Green Amazone is known as Wild Goose, and Blue Thunder is the well known Blue Falcon. At no point in this game does the name Silver Blazer appear.

Answer: Ness

"EarthBound" is a, different (to say at least), role-playing game. Not only do you name your all your party members at the start of the game, the game puts you in a present-day sort of setting, with weapons such as the Baseball Bat and Slingshot available for use.

Answer: King K. Rool

Donkey Kong is the boss in the original "Donkey Kong" game, but in "Donkey Kong country", he is the main character, out to get K. Rool for stealing his banana hoard! Shao Kahn is the boss of the second and third "Mortal Kombat" games, whereas Mother Brain is the boss of "Super Metroid".

Answer: True

Third in the series, "A Link to the Past" was released in Japan in 1991. It features the predecessors of Link and Zelda at the time when a mysterious magician (Ganon) takes over the kingdom of Hyrule.

Answer: Whelk

You encounter Whelk in the mines, near the start of the game. All other characters listed are in your starting party. An interesting fact is that Vedge and Vicks are the names of two of the characters in Norstein Bekkler's lab during the game of memory in "Chrono Trigger".

Answer: Sword

You start of with the Rusty Sword. The Boomerang is equipped by the Sprite Child when he joins your party, and after he joins you can buy the Watt's Axe for 100G from Watt, the blacksmith. The Javelin is given to you by Undine once you beat the Biting Lizards in her cave, and it's a member of the Darts weapon family.

Answer: Moldova

Cameroon is in the "Asia-Africa" group, Northern Ireland is in the "Europe 1" group. All Stars is a secret team in the game, in the "All Stars" group, unlocked via a cheat code entered with the player two controller.

Answer: Metalhead

You face Metalhead at the end of stage 2, "Alleycat Blues". Baxter Stockman is the first level boss, whereas Super Shredder, not Shredder, is the game's final boss. Splinter, being the turtles' mentor, is not a boss in the game.

Answer: Tweety

In this fun 1995 game, you could select from eight Looney Tunes characters, and play wacky games of basketball! You could buy and use various ACME offensive and defensive plays with the gems appearing on the court during the actual game, giving it a funny and interesting twist.

Answer: False

Akuma is first introduced in "Super Street Fighter II Turbo", which was not available for the SNES. Akuma's moves highly resemble those of Ryu and Ken.

Answer: Yes

Yes, with twenty million copies sold worldwide, "Super Mario World", featuring Nintendo's own mascot, Mario and introducing Yoshi, the green dinosaur for the first time. "Donkey Kong Country" follows with a "mere" eight million sold copies.