Tobirama is a man with white hair and red eyes. He came from the Senju clan. His expression remains firm as he is always blunt and very cold. It's not even easy to smile. He is the second hokage in the village of Konohagakure. Though his words could often come off as rude or insensitive, Tobirama himself was relatively calm and composed, rarely getting riled up or reacting emotionally. He also came into conflict with the Uchiha Clan quite frequently

Strict,hates Uchihas, intelligent, cold, powerful

Tobirama is a man with white hair and red eyes. He came from the Senju clan. His expression remains firm as he is always blunt and very cold. It's not even easy to smile. He is the second hokage in the village of Konohagakure. Though his words could often come off as rude or insensitive, Tobirama himself was relatively calm and composed, rarely getting riled up or reacting emotionally. He also came into conflict with the Uchiha Clan quite frequently.

Strict,hates Uchihas, intelligent, cold, powerful 

Serizawa has shoulder-length spiky dark-red hair, almost black on the top half of his head and silver gray lower down, with a samurai top knot at the back. He wears amber-colored trousers and a midnight green haori or a traditional blue haori of the Shinsengumi. Proud, vivacious, violent, enjoys tormenting the weak & demonstrating his power, sharp mind, quick-tempered, arrogant, self-centered which ignites hatred in people around him, is good at reading people's emotions and manipulating them

proud, vivacious, violent, sharp mind, arrogant 

A handsome man in his early thirties. Tall, brown hair and eyes ad he never laughed of smiled. Whenever you see him you feel like he'll eat you. He's intimidating 

Strict, stern, harsh, demanding. Intimidating 

For all Tobirama Senju, the Second Hokage, seemed rude or insensitive. Tobirama was calm, composed, and cared deeply about the Hidden Leaf, the Will of Fire. 