Found this template and gave it a go. I couldn't find the original template creator's name, so if you know it, feel free to let me know in the comments.

Scorpion (Marvel Comics) for most of his design and powers
Knuckles the Echidna (SEGA) for backstory
Oda Nobunaga for his fighting prowess
Gaara (Naruto) for the tattoo and for parts of his personality
Cell (Dragon Ball) for part of his design (the tail) and for his smarts
Scorpion (Mortal Kombat) for his fighting prowess and for parts of his personality