It's a Trap!
When an opponent's monster declares an attack: Destroy all your opponent's Attack Position monsters.
Mirror Force
Destroy all monsters your opponent controls.
Raigeki
The number of tributes needed for Summoned Skull.
1
The level of Winged Kuriboh LV 9.
9
The damage dealt from the Spell Card Sparks.
200
Change all Effect monsters on the field to Defense Position. For the rest of this turn, the original DEF of those monsters becomes 0, also their battle positions cannot be changed.
Curse of Anubis
Destroy all Spell and Trap Cards on the field.
Heavy Storm
The level of Big Shield Gardna.
4
The level of Red-Eyes Black Dragon.
7
The damage dealt from Yubel Attacking directly.
0
Negate the activation of a Counter Trap card, and destroy it.
Counter Counter
All Fiend and Spellcaster monsters on the field gain 200 ATK/DEF, also all Fairy monsters on the field lose 200 ATK/DEF.
Yami
Fusion Monsters typically need the use of one of these Spell Cards.
Polymerization/Fusion cards
The level of Slifer the Sky Dragon.
10
The damage taken from attacking Dark Magician with Horse Raider.
600
When an opponent's monster declares an attack: Banish all your opponent's Defense Position monsters.
Dark Mirror Force
Increase the ATK of all DARK monsters by 500 points and decrease their DEF by 400 points.
Mystic Plasma Zone
The monster "type" required to Synchro Summon.
Tuner
The level of Armityle the Chaos Phantasm.
12
The damage dealt from Aroma Jar attacking Maiden of White.
When a Trap Card is activated: Pay 1000 LP; negate the activation, and if you do, destroy it.
Seven Tools of the Bandit
Burning Spear
Blue-Eyes Shining Dragon can only be Special Summoned by tributing this Fusion Monster.
Blue-Eyes Ultimate Dragon
The level of Metal Reflect Slime.
10
The total damage dealt from Tremendous Fire.
1500