Warring Nations Booster set. It was model after the the units/COs/and other aspects of Adavnce Wars 2. These are the Spells. I'll leave the limits to you guys.
WRN-EN017
BH Cannon
Continuous Spell
Effect: This card's effect cannot be activated if you do not control a DARK monster. During each of your opponent's standby Phases, select one face-up monster card on the opponent's side of the field. Decrease that monster's ATK and DEF by half until the end of the turn.
Super/Ultimate Rare
WRN-EN018
BH Laser
Continuous Spell
Effect: This card's effect cannot be activated if you do not control a DARK monster. Pay 1000 Life points each time you use the effect of this card. During each of your opponent's standby Phases permanently decrease all of opponent's monster ATK and DEF by half.
Rare/Ultimate Rare
WRN-EN019
BH Fortress
Field Spell
Effect: Opponent cannot attack directly or inflict effect damage for any reason as long as this card if face-up on the field. This card cannot be destroyed by card effects controlled by the opponent. During each of your standby Phases pay 1000 Life points to keep this card on the field. If you cannot, destroy this card.
WRN-EN020
BH Pipeline
Field Spell
Effect: As long as this card is face-up on the field, neither player's monsters can be attacked.
WRN-EN021
Lightning Strike
Quick-Play Spell
Effect: Pay 1000 Life points. During this turn monsters can attack twice.
Rare/Ultimate Rare
WRN-EN023
Gold Rush
Quick-Play Spell
Effect: Increase your Life points by an amount equal to half your existing amount of Life points.
Rare/Ultimate Rare
WRN-EN027
Snake Bite
Quick-Play Spell
Effect: Pay 500 Life Points. Your opponent cannot chain to your monster's attacks. Monster cards that attacked once may attack again if there are monsters on opponent's side of the field.
WRN-EN029
Hyper Upgrade
Quick-Play Spell
Effect: Pay 800 Life Points. Replenish all counters on your monsters. Increase the ATK and DEF of you monsters by 200 points until the end of your opponent's next turn.
WRN-EN030
Winter Fury
Quick-Play Spell
Effect: Pay 800 Life Points. Decrease the ATK of opponent's face-up monsters by 200 points. Opponent cannot attack or activate any set cards until the end of his/her next turn.
WRN-EN031
Super Snipe
Normal Spell
Effect: Pay 500 Life Points. Increase the ATK of your monsters that have the effect: "This card can attack your opponent's life points directly even if they have monsters on their side of the field", by 400 points until the end of your opponent's next turn. In addition, during this turn, when these monsters attack with an ATK that is higher than the DEF of your opponent's Defense Position monster, inflict the difference as Battle Damage to your opponent's Life Points.
WRN-EN032
Max Blast
Normal Spell
Effect: Pay 1000 points. Increase the ATK of your monsters that do NOT have the effect: "This card can attack your opponent's life points directly even they have monsters on their side of the field.", by 500 points until the end of your opponent's next turn. In addition, during this turn, when these monsters attack with an ATK that is higher than the DEF of your opponent's Defense Position monster, inflict the difference as Battle Damage to your opponent's Life Points.
WRN-EN033
Double Time
Normal Spell
Effect: Discard 1 card. Double the base ATK of LV 4 or lower Warrior-Type monsters on your side of the field. During this turn, monsters effected by this card cannot be effected by opponent's Spells, Traps, or monster effects.
Rare/Ultimate Rare
WRN-EN034
Merchant of Union
Normal Spell
Effect: Pay 1000 life points. Downgrade all monster cards in your hand and on the field by two until the end of this turn. In addition to your normal summon, special summon monster cards onto the field until you can fill up all 5 monster slots if possible.
Ultra/Ultimate Rare
WRN-EN035
Lady Luck
Normal Spell
Effect: Discard 1 card from your hand. When your opponent attacks your monsters or uses an effect that would destroy your cards on the field or hand, flip a coin. If heads, that attack or card effect is negated and the card is destroyed.
Rare/Ultimate Rare
WRN-EN036
Typhoon
Quick-Play Spell
Effect: Discard 1 WATER monster from your hand. For every monster on the field, decrease all non-WATER monster ATK and DEF by 100 points. In addition only WATER monsters may attack until the end of your opponent's turn.
Rare/Ultimate Rare
WRN-EN037
Airborne Assault
Normal Spell
Effect: If there is a face-up "Transport Copter" on your side of the field, your Warrior-type monsters may attack directly. In Addition, Special Summon as many LV 4 or lower Warrior-type monster until you fill up all 5 monster slots. Monsters special summoned in this way have their ATK and DEF permanently decreased by 100 points.
Rare/Ultimate Rare
WRN-EN038
Overdrive
Normal Spell
Effect: Replenish all counters on EARTH monsters that had counters and increase their ATK of DEF by 1000 points until the end of the opponent's turn.
WRN-EN039
Counter Break
Quick-Play Spell
Effect: Reveal all of opponent's set cards(flip effects not activated.) Traps and Spells revealed by this effect are not activated and are returned to their original position. When opponent attacks your monsters, increase your monster's ATK and DEF by 700 for the damage step only.
WRN-EN040
F. O. W.
Continuous Spell
Effect: Both players may play Monsters in face-down Attack Mode.
WRN-EN041
Base
Continuous Spell
Effect: Once once per turn, you may activate one of the following effects during your Main Phase:
-Pay 500 Life points. Special summon 1 LV4 or lower Earth Machine or Warrior-type Monster from your hand, deck, or graveyard. It cannot attack this turn.
- Pay 800 Life points. Special summon 1 LV6 or lower Earth Machine or Warrior-type Monster from your hand, deck, or graveyard. It cannot attack this turn.
-Pay 1000 Life points. Special summon 1 LV8 or lower Earth Machine or Warrior-type Monster from your hand, deck, or graveyard. It cannot attack this turn.
Super/Ultimate Rare
WRN-EN042
Airport
Continuous Spell
Effect: Add 1 counter to each WIND monster on your side of the field that uses counters during your standby phase and pay 100 life points per counter (This is not optional). In addition once per turn, you may activate one of the following effects during your Main Phase:
-Pay 500 Life points. Special summon 1 LV4 or lower WIND Machine-type Monster from your hand, deck, or graveyard. It cannot attack this turn.
-Pay 800 Life points. Special summon 1 LV6 or lower WIND Machine-type Monster from your hand, deck, or graveyard. It cannot attack this turn.
-Pay 1000 Life points. Special summon 1 LV8 or lower WIND Machine-type Monster from your hand, deck, or graveyard. It cannot attack this turn.
Super/Ultimate Rare
WRN-EN043
Port
Continuous Spell
Effect: Add 1 counter to each WATER monster on your side of the field that uses counters during your standby phase and pay 100 life points per counter (This is not optional). In addition once per turn, you may activate one of the following effects during your Main Phase:
-Pay 500 Life points. Special summon 1 LV4 or lower WATER Machine-type Monster from your hand, deck, or graveyard. It cannot attack this turn.
- Pay 800 Life points. Special summon 1 LV6 or lower WATER Machine-type Monster from your hand, deck, or graveyard. It cannot attack this turn.
-Pay 1000 Life points. Special summon 1 LV8 or lower WATER Machine-type Monster from your hand, deck, or graveyard. It cannot attack this turn.
Super/Ultimate Rare
WRN-EN044
Factory
Continuous Spell
Effect: Activate as many of the effects as possible:
-Pay 1000 Life points. Special summon to 1 LV8 or lower WATER Machine-type Monster from your hand, deck, or graveyard. This effect can only be activated once per turn.
-Pay 1000 Life points. Special summon to 1 LV8 or lower WIND Machine-type Monster from your hand, deck, or graveyard.This effect can only be activated once per turn.
-Pay 1000 Life points. Special summon to 1 LV8 or lower Earth Machine or Warrior-type Monster from your hand, deck, or graveyard.This effect can only be activated once per turn.
Super/Ultimate Rare
WRN-EN045
Volcano
Field Spell
Effect: During both player's standby phases flip a coin. If heads, decrease the attack of all face-up monsters in even number monster slots by 500 points . If tails, decrease the attack of all face-up monsters in odd number monster slots by 500 points.
Rare/Ultimate Rare
WRN-EN046
Funding
Continuous Spell
Effect: At the start of your Main phase 1 increase your life points by 100 points for every card on side of the field. If you have a face up "Airport", "Base", or "Port" on the field increase your life points by an additional one 100 points for each card on your side of the field.
WRN-EN047
Lab
Normal Spell
Effect: This card's effect cannot be activated if you do not control a DARK monster. You may activate 1 of the following effects:
-Special Summon 1 "Neotank Cannon" from your deck, hand or graveyard.
-Search your deck for 1"BH Cannon", "BH Laser", "BH Mini Cannon", "BH Citadel" or "BH Pipeline" and add it to your hand.
WRN-EN048
Missile Silo
Normal Spell
Effect: Each Player selects 1 card from his/her hand, then looks at the Level of the selected cards. The player who selected the card with fewer Levels has his face-up monsters ATK and DEF decreased by half. If a non-Monster Card is selected, it is treated as Level 0. Both cards are returned to their respective owner's hand.
WRN-EN049
Modern Civilization
Field Spell
Effect: As long as this card is face up in the field, increase the ATK and DEF of Machine-Type monsters by 300 points. In addition, both players add 1 counter to each non-WIND or WATER monster on his/her side of the field during their standby phase and pay 100 life points per counter (This is not optional).
WRN-EN050
Armistice
Normal Trap
Effect: Flip all face-up monsters face down. Set monsters cannot be flipped up other than through battle or the effect of a monster, spell, or trap card. Inflict 500 points of damage to your opponent's Life Points for each Effect Monster on the field.
Rare/Ultimate Rare
WRN-EN054
Cut your Losses
Normal Spell
Effect: Select one WARFARE monster on your field that has not attacked, changed poistion, or has had its effect activated this turn. Tribute this monster to increase your Life Points by double the ATK of the monster.
WRN-EN058
BH Mini Cannon
Continuous Spell
Effect: This card's effect cannot be activated if you do not control a DARK monster.
Discard one card from your hand and destroy 1 Spell or Trap card on the field.
Rare/Ultimate Rare
WRN-EN059
BH Citadel
Continuous Spell
Effect: All your opponent's face-up monsters have a DARK attribute.
WRN-EN060
Mission Complete
Continuous Spell
Effect: When 1 of your WARFARE monsters destroys a monster on the opponent's side of the field as a result of a battle, increase your Life points by 300 for each monster destroyed.