Semi-staple

Semi-Staples (similar to Staples) are cards that are splashable, and can easily be used in almost any Deck, but are not always recommended. Most Semi-Staple cards are considered Side Deck Staples, due to their overall flexibility, thus making them common, but not exactly synergistic with most Main Deck cards.

These kinds of cards include:

Effect Monsters

 * Cyber Dragon
 * D.D. Crow
 * Gorz the Emissary of Darkness
 * Neo-Spacian Grand Mole
 * Thunder King Rai-Oh
 * Blackwing - Gale the Whirlwind

Spells

 * Mind Control
 * Pot of Avarice
 * Enemy Controller
 * Foolish Burial

Traps

 * Dimensional Prison
 * Royal Decree
 * Compulsory Evacuation Device
 * Bottomless Trap Hole
 * Mind Crush
 * Skill Drain

Extra Deck

 * Maestroke the Symphony Djinn
 * Mist Wurm
 * Orient Dragon
 * Steelswarm Roach
 * T.G. Hyper Librarian
 * Thought Ruler Archfiend
 * Magical Android
 * Colossal Fighter