Name: Whirlshoal Turtle (this game needs more turtles mkay)
Rank: 4
Attribute: WATER
Monster Types: Beast
Effect: 2 Level 4 Monsters
If this monster has a WATER Attribute monster as a Xyz material, it gains the following effect:
Once per turn, during either player's turn, you can detach one Xyz material to target 1 face-up monster on the field, change that target to face-down defense position, Then change this monster to defense position.   
ATK/DEF: 200/2800