Negation? What's that?

[Saynt]

[b]Spell and Trap support to come. Obviously inspired by [url="http://yugioh.wikia.com/wiki/Bait_Doll"]Bait Doll[/url].[/b]

Qian of the Firmament
WIND
Level 3
Fairy/Effect
You can send 1 monster from your hand to the Graveyard to force the activation of a face-down Spell or Trap Card. If the timing is incorrect, return it to your opponent's hand, and negate the effects of all monsters in your hand and Graveyard until the End Phase. If this card is sent from your hand to the Graveyard (but not discarded) by a monster, destroy and banish 1 face-up card on the field.
800/800

Dui of the Mire
DARK
Level 4
Reptile/Effect
During either player's turn: You can send 1 monster from your hand to the Graveyard to force the activation of an effect of a face-up monster controlled by your opponent, ignoring the conditions of that effect (the timing must be correct). During the turn that this effect is used, your opponent cannot declare an attack or activate card(s) from the field or the effects of card(s) already on the field.
800/800

Li the Inferno
FIRE
Level 4
Warrior/Effect
You can send 1 monster from your hand to the Graveyard to select 1 random card from your opponent's hand and force its activation. If the selected card is a monster, or if the timing or condition of that activation is incorrect, destroy this card, and negate the effects of all monsters in your hand and Graveyard until the End Phase. If this card is sent from your hand to the Graveyard (but not discarded) by a monster, destroy 1 face-down card on the field.
800/800

Zhen the Lightning
LIGHT
Level 5
Spellcaster/Effect
You can send 1 monster from your hand to the Graveyard to add 1 monster with 800 ATK and DEF from your Deck to your hand, then apply 1 of the following effects:
● Discard cards from your opponent's hand up to the number of monsters you control.
● Negate the effects of all other face-up monsters on the field until the End Phase, this card gains 500 ATK for each monster affected.
800/800

Xun the Cyclone
WIND
Level 4
Winged-Beast/Effect
During either player's turn: You can send 1 monster from your hand to the Graveyard to select the effect of a monster or Trap Card in your opponent's Graveyard and activate it as this card's effect. If this card is sent from your hand to the Graveyard (but not discarded) by a monster, return 1 card on the field to its owner's hand.
800/800

Kan the Torrent
WATER
Level 5
Sea Serpent/Effect
During either player's turn: You can send 1 monster from your hand to the Graveyard to Special Summon a monster from the Graveyard to your opponent's side of the field. That monster's effect can be activated by this card's controller, and cannot be activated by your opponent.
800/800

Gen of the Zenith
EARTH
Level 5
Beast/Effect
You can send 1 monster from your hand to the Graveyard to Special Summon a monster with 800 ATK and DEF from your Graveyard. If this card is sent from your hand to the Graveyard (but not discarded) by a monster, your opponent must Set as many cards as possible from their hand. Those cards cannot be flipped face-up or activated until the End Phase.
800/800

Kun of the Nadir
EARTH
Level 6
Rock/Effect
You can send 2 monsters from your hand to the Graveyard to reveal all face-down cards on the field. Force the activation of the effects of up to 2 of those cards, and if the timing or condition of the activation is incorrect, banish those cards. If this card is sent from your hand to the Graveyard (but not discarded) by a monster, declare 1 card name. Cards with the same name cannot be activated until your opponent's next End Phase.
800/800