|Japanese:||キカイヒーロー (Kikai Hīrō)|
|Released In:||DM-20 The Ultimate Nova|
|Civilization(s):||Light / Water|
|Group of Races:||Hero|
This race is introduced as part of the cycle of races during the Phoenix Saga.
- Great Mecha King with Machine Hero
- Grand Devil with Deep Marine
- Dreammate with Vehicle Bee
- Tyranno Drake with Brave Spirit
- Arc Seraphim with Saint Head
Some Machine Heroes have effects that go work together with Great Mecha King.
Water creatures often have Commander (コマンダー, Komandā) in front of their names
Light creatures often have Captain (キャプテン, Kyaputen) in front of their names.
- See also: Support for Hero
|Support Card:||Card Effect:|
|Captain Million-Parts||■ Each Great Mecha King and Machine Hero in the battle zone has "blocker." .|
|Omegablack Z, Invincible Giant||■ Whenever this creature attacks, you may reveal the top 4 cards of your deck. You may add a Great Mecha King or a Machine Hero to your hand, and put the rest on the bottom of the deck in any order.|
|Mobile Stronghold Plamilion||■ When you put this creature into the battle zone, look at 3 of your shields. You may choose a Machine Hero that costs 3 or less and put it into the battle zone. If you do, add the top card of your deck to your shields face down.|
Creatures that evolve from Machine Hero
|Evolution Creature:||Evolves From:|
|Asteroid Raiser, Ice Comet||2x Great Mecha King, Machine Hero, and/or Poseidia Dragon.|