Mark X

"Mark X" is the title of the fifth game in the Mark series of video games.

Plot
After finishing off in Sky Fortress, Chrome survives and tries to steal the Golden Marshmallow, but Spike tries to get it. Spike hangs on and falls out of the sky. Mark and Frankie try to get to Chrome but he escapes. Then, Mark and Frankie go down to see Spike. Spike decides to help Mark and Frankie if it means getting back the Golden Marshmallow. From here on, the player can choose Spike or Mark's story.

Mark
Walk

Run

Jump

Boost

Push

Swim

Double jump

Triple jump

Spike
Walk

Run

Jump

Boost

Push

Swim

Punch

Lands

 * 1) Green Hill
 * 2) Sunshine Meadows
 * 3) Dark Caves
 * 4) Orange Sky
 * 5) Carnival City
 * 6) Cathedral Ruins
 * 7) Final Fortress

OST
THIS GAME SHARES ITS OST WITH Mark 3!!!
 * 1) Title Screen 1
 * 2) The Message
 * 3) Tahoo Bridge
 * 4) Blue Sky
 * 5) Palm Tree Path
 * 6) Underground
 * 7) Silver Forest
 * 8) Jungle Mountains
 * 9) The Hills
 * 10) Tower Panic
 * 11) Fortress
 * 12) TItle Screen 2
 * 13) Sunshine Meadows
 * 14) Carnival City
 * 15) Cathedral Ruins
 * 16) Invincible
 * 17) Lost a Life
 * 18) Game Over