Boss Rush
| Name | Boss Rush |
| Card Type | Spell Card |
| Property |
Continuous 
|
| Passcode | 66947414 |
| Status (TCG) | Unlimited |
You cannot Normal Summon or Set. During the End Phase of the turn that a "B.E.S." monster or a "Big Core" is destroyed and sent to the Graveyard, you can Special Summon 1 "B.E.S." monster or 1 "Big Core" from your Deck.
Expansions
| 2007-11-14 | Dark Revelation Volume 4 | DR04-EN107 |
|
| 2005-11-16 | Elemental Energy | EEN-EN047 |
|