Suggestions by @jakubduda

Abaia

as Monsters in Masters Vs Monsters

Lou carcolh

as Monsters in Masters Vs Monsters

Erchitu

as Monsters in Masters Vs Monsters

Phoenix

as Monsters in Masters Vs Monsters

Ogopogo

as Monsters in Masters Vs Monsters

Qinglong

as Monsters in Masters Vs Monsters

Impundulu

as Monsters in Masters Vs Monsters

Erymanthian Boar

as Monsters in Masters Vs Monsters

Aqrabuamelu

as Monsters in Masters Vs Monsters

King Ghidorah (Godziban)

as Monsters in Masters Vs Monsters

Yeti

as Monsters in Masters Vs Monsters

Titanoboa

as Monsters in Masters Vs Monsters

King Kong

as Monsters in Masters Vs Monsters

Godzilla

as Monsters in Masters Vs Monsters

Megalodon

as Monsters in Masters Vs Monsters

John Amos

as President Jack Aaron in Masters Vs Monsters

Eddie Murphy

as Neil Chamberlain in Masters Vs Monsters

Michael J. Fox

as Andrew Fox in Masters Vs Monsters

Michael Rooker

as Jasper Kurri in Masters Vs Monsters

Jackie Chan

as Mike Long in Masters Vs Monsters