Name:The small sprayer
****(stars)
Water
Warrior
ATK/1500
DEF/1000
When this card is sent to the graveyard sumon one"The small sprayer" from your deck with the spell card"Small Sprayer Upgrade"

Name:Small Sprayer Upgrade
Equipt Spel
This card can only be equpit to a"The small Sprayer"
Add on 200 Atk to the monster this card is equpited to.

Name Sprayer Of The Farm
******
Water
Warrior
ATK/2000
DEF/2000
This card gains 200 atk for each "Farm sprayer's animal" on the feild.

Name:Farm Sprayer's animal
***
Earth
Beast
ATK/1000
Def/1000
Get 100 more ATK for each"Fram Sprayer's animal in your hand and graveyard.

Name:Spray Up!
Spell
Add on half of one monster with sprayer in it's name's attack to another monster's attack that has sprayer in it's name

How was my first five?

weird,but good

Now for my next five.(I got the idea for the water guner cards in the middle of a heat wave.

Name:Blue Luster Sprayer
****
Water
warrior
ATK/1800
DEF/1000
When this card is attacked, remove one"Blue Luster Guard" from you hand deck or grave yard to stop the attaking monster.

Name:Blue Luster Gaurd
***
Water
warrior
ATK/0
DEF/2000
When this card is removed from play, take one"Re-Group" and play it on the feild.

Name:Re-group
Spell
This card can only be used when there is at lest one of your monsters removed from play.
Pick one of your monsters that's removed from play and sumon all copys of it that arte in your hand deck and graveyard. If the card(s) has a higher atk than def play it in atk mode. If it(they) has more def than atk put it in def mode.

Name:Blue Luster Spraying Dragon
********
Water
Dragon
ATK/3500
DEF2000
If this card is sumoned without there being a "Blue Luster sprayer Dragno,The Tamer" on the feild you can sumon one from your deck to the feild in any mode you want.

Name:Blue Luster Sprayer Dragno,The Tamer
**********
Water
Spellcaster
ATK/4500
DEF/4000
This card must be played in and stay in DEF mode unless you have one or more" Blue Luster Spraying Dragon" onyour side of the feild.

Name:Aqua Sprayer Dragon
*****
Water
Dragon
ATK/2000
DEF/100

Name:Aqua Sprayer Knight
****
Water
Warrior
ATK/1800
DEF/1000
Add on 200 ATK for each" Aqua Sprayer Dragon" on your side of the feild.

Name:Aqua Mix
Spell
This card alows you to fuse two,or more monsters with "aqua" in their name on your side of the feild.

Name:Aqua Queen Sprayer Dragon
******
Water
Dragon
ATK/2500
DEF/1000

Name:Aqua End Sprayer Dragon
**********
Water
Dragon
Fusion
ATK/4000
DEF/1500
Aqua Sprayer Dragon+Aqua Sprayer Dragon+Aqua Sprayer Dragon

How do you like theres ones?