I made these illustrations of mounts, moves, and combos in Paintbrush - I apologize for the simplicity, but hope you will still find them helpful.

A system of color-coded arrows is used, where...
Blue Arrow = string movement or indicates a string drop
Green Arrow = hand movement
Red Arrow = yo-yo movement

1.5 mount mutation (from X-Ray Machine)
illustrated by SpinWizard

Transition from Houdini Drop hold to trapeze (from Splintering Floodgate)
illustrated by SpinWizard

Iron Whip
illustrated by SpinWizard

Magical String
illustrated by SpinWizard

Trapeze to Double or Nothing pop-up move (from Turbulence)
illustrated by SpinWizard

Retaliatory Strike
illustrated by SpinWizard

Sidestyle Mach 5 to Houdini Drop hold pop-up move (from Red Clover)
illustrated by SpinWizard

String Pilot
illustrated by SpinWizard

Trapeze Twist mount
illustrated by SpinWizard