Mario and Luigi: Search for the Emerald

Mario and Luigi: The Mystery of the Seven Orbs is a Mario and Luigi RPG game that is the sequel of Mario and Luigi: Paper Jam. The game differs from other games in the series (This game has a level progression system)

Characters

 * Mario: The hero of this quest, here to stop Bowser's evil scheme. He's one of the two playable players.
 * Luigi: Mario's younger, cowardly brother. He's the other playable character
 * Bowser: Mario's enemy for over 30 years. The Koopa King will always use wacky plans to stop Mario.
 * Peach: Mario's princess friend. She does not get kidnapped this time (thank goodness) She gives advice.
 * Koopalings: Bowser's seven generals. The guard the seven orbs in every world. They are very comedic.
 * Bowser Jr.: Bowser's son/Koopa Prince. He appears with his father to stop Mario
 * Toads: Annoying mushroom people. They help Mario get past worlds.
 * Beans/Hoos: NPC's
 * Starlow: A Star Sprite that helps Mario and Luigi. She is the supporting character in this game.
 * Dr. Eggman, Dry Bowser, and Antasma: The three secret bosses in the Boss Ring.
 * Elite Trio: Bowser's comedic goons
 * Popple: The brilliant proclaimed Shadow Thief. You fight him four times in this game.
 * Kamek: Bowser's wizard and top ranked scientist. He appears to defeat Mario, Luigi and Starlow.

Story
Mario, Luigi, and Peach come to the island of Orb Island. A island known for seven magical orbs that hold immense power. During their vacation, Goombas, Koopas, and Shy Guys steal the orbs for Bowser. Mario, with the help of Starlow stops them but all the orbs scatter around the island. Mario and Luigi have to go get the orbs back before Bowser finds them.

Mario

 * 1) Red Shell
 * 2) Cherry Cannon
 * 3) Bomb Derby
 * 4) Yoshi Picnic
 * 5) Hammer Tornado
 * 6) Star Meteor

Luigi

 * 1) Fire Flower
 * 2) Spin Drill
 * 3) Dropchopper
 * 4) Snack Basket
 * 5) Mega Slap
 * 6) Orb Madness

Worlds
Chapter 1: Grassy Garden (grass) Chapter 2: Hot Sands (desert) World 3: Icy Isolation World 4: Seaside Chaos
 * 1-1: Happy Hillside BOSS: Goomba Trio (hill)
 * 1-2: Emerald Gardens (garden)
 * 1-3: Botanic Bank BOSS: Popple #1(bank)
 * 1-4: Leafy Lakes (lake)
 * 1-5: Rocky Rumble (grass mountain)
 * 1-6: Koopa Fortress (Green Orb) BOSS: Larry Koopa (fortress)
 * 2-1: Dazzling Dunes (dunes)
 * 2-2: Radiated Ruin (temple) BOSS: Torkscrew
 * 2-3: Horrible Heatland (wasteland) BOSS: Angry Sun
 * 2-4: Twister Oasis (oasis)
 * 2-5: Sunglow Pyramid (pyramid)
 * 2-6: Sandy Stadium (Yellow Orb) BOSS: Lemmy Koopa (stadium)
 * 3-1: Glittering Glacier
 * 3-2: Slipslide Crevice BOSS: Mammoska
 * 3-3: Below 0 Falls
 * 3-4: Midnight Blizzard BOSS: Popple #2 and Nabbit
 * 3-C: Cobalt Palace (Blue Orb) BOSS: Morton Koopa Jr.
 * 4-1: Tidal-Wave Shore BOSS: Gooper Blooper
 * 4-2: Hydroelectric Island
 * 4-3: Panic with Pirates BOSS: Clawgrip
 * 4-4: Bubble Basin
 * 4-5: Damp Dungeon BOSS: Cheep Chomp
 * 4-C: Seafortress Sneak BOSS: Wendy O. Koopa (Purple Orb)