can someone tell me wtf yasuo is classified as?

so yasuo is a fighter? assassin? marksman? support? tank? idk because he does the job of everysingle fucking one. assassin : kill a champion in a short amount of time with 1 ability rotation" ok well i gues he e q r's you and you die. marksman idk i put this here for a meme. tank: stay in a fight to absorb damage for your team and cc the enemy: ok well his passive is a 390hp shield that he can reset with his ult and his q r combo cc's for like 3 seconds. fighter: someone who is a little tanky and does a moderate amount of damage but not too much of each: ok well he has a double crit passive that needs 2 items to hit 100% and do more then full crit dmg everyauto then builds full tank while have a shield that absorbs 390 hp can be reset with r and by running around like a moron. support: someone who should protect their team with peeling type abilities or cc to assist there team: yasuo has both a WINDWALL that block all projectiles for his team which can fuck over any ults and has 3 second cc for an enitre team. please someone tell me what is the balanced on this champion and what he is