Pleasure X Pain = Sadistic

Monsters will be shown last

Punishment of the Disobedient
Normal Trap
Effect-Select 1 "Sadistic" monster in your Graveyard and add it to your hand then you may select 1 monster with a level or Rank lower than or equal to the added monster and gain control of it until the End Phase. That monster cannot be used as Synchro or Xyz material except for the summon of a "Sadistic" monster.

Shackles of the Obedient
Cont. Spell
Effect-During the End Phase of a turn in which control of a monster was shifted put 1 "Shackle Counter" on every monster on the field.

You are now My Pet
Equip Spell
Effect-You can only activate this card if you control a face-up "Sadistic" monster. Select 1 monster on the field and gain control of the selected monster. During each of your Draw Phases if you do not control a face-up "Sadistic" monster than you must Discard 2 cards if you do not the equipped monster cannot declare an attack or activate its effect(s).

The Pain of Ecstasy
Normal Trap 
Effect-Remove all "Shackle Counters" on the field and inflict 600 points of damage to your opponent for each one removed.

Tools of the Sadist
Normal Spell
Effect-Reveal the top 5 cards of your deck and add 1 "Sadistic" monster to your hand from the revealed cards. If you cannot add a monster than reveal 1 monster in your hand and distribute "Shackle Counters" among face-up monsters equal to the revealed monsters level.

Teacher of the Sadistic
Dark
Lv 3
Spellcaster
Atk-1000
Def-500
Effect/Tuner-When this card is summoned select 1 level 4 or lower "Sadistic" monster in your Graveyard other than "Teacher of the Sadistic" and Special Summon it. During the End Phase send it to the Graveyard, if it was sent by this effect distribute "Shackle Counters" equal to its level.

Strategist of the Sadistic
Dark
Lv 4
Spellcaster
Atk-1400
Def-700
Effect-When this card is Normal Summoned if your opponent controls a monster with a "Shackle Counter" on it you may discard 1 card and place 1 "Shackle Counter" on all your opponents face-up cards. All monsters your opponent controls with "Shackle Counters" on them lose 300x attack where X is the monsters level.

Author of the Sadistic
Dark
Lv 4
Spellcaster
Atk-1600
Def-800
Effect-When this card is Normal Summoned if your opponent controls a monster with a "Shackle Counter" on it you may discard 1 card and place 1 "Shackle Counter" on all your opponents face-up cards. During either players turn you may remove 2 "Shackle Counters" on the field select 1 card and return it to the owners hand.

Hunting Dog of The Sadistic
Dark
Lv 7
Spellcaster
Atk-1800
Def-900
Effect/Synchro- 1 tuner + 1 or more non-tuner monsters.
When this card is Special Summoned place 1 "Shackle Counter" on each face-up card on the field. Whenever a "Shackle Counter" is removed from the field inflict 200 damage to your opponent for each counter removed. During the End Phase of a turn in which control of a card is switched select 1 card on the field and destroy it then for each "Shackle Counter" that card had on it redistribute those counters among face-up cards on the field.

The only one that might be OP'd is Punishment of the Disobedient, just cause you add and steal a monster at the same time.

The others are competitive and creative, interesting burn mechanism.