The Master Ninjew is a Kyle Broflovski Mystical card in South Park: Phone Destroyer. When summoned, The Master Ninjew will pull out and unroll a scroll, which causes any allies to gain a significant and permanent attack boost.
The Master Ninjew is the second Kyle Broflovski card who does not have a charge ability, the first being Bounty Hunter Kyle.
In the cutscenes, The Master Ninjew has jewish curls on the sides of his head and his ushanka is black but in the card art and his in-game sprite does not have the jewish curls and his ushanka is green instead.
Also, in the cutscenes, The Master Ninjew does not wear his mask while his card art and in-game sprite does.