Help me pLease (important) pls reply soon..

Hey Pro Developers.. i Summoned u caz im sort of ded situation well i need a help pls if u resolve this u can credited through god xD 1. Actually im developing in a genre like streetfighter i downloaded some mixamo characters i assigned attacking buttons everthing was fine but when i move from tat animation to other it starts from first location where the first animation i played seems i couldnt get closer to enemy suggest me any good ways to resolve this 2. actually im in a plan to set characterselection screen where the player can select their character but i dont know what script should i write and the selected character must be shown and confifured on game any tips pls even the player selects AI it also be included 3. (main) i need an Ai script to play the animation i assigned to the character random and it must not be messy well if u good at health script get me here 4. actually i made a intro for a game and loading screen into a scene and after it ends it must be transferred to menu then to chracter selection...pls guide me 5. after the AI or player defeated an taunt anim must be played and it should show a button when it pressed it must return to character selection and how to asign a time limit of 90 sec so when it came to end it must be show a gui text game over

i know bros i apprehended much work to u guys but pls take it as a granted im having a competition ahead 10 hrs its 12:00 am here so quick reply could be helpful pls dont ignore it i dont know what to if u guys consider it pls help me

  pls guide me in simple way by linking scripts or something im newbie(sry im beginner hope its hard for u guys )   
                                                             Thanks For Consideration