Making a mech blow stuff up(side view shooter disscusion

this thread is about side view shooters
any one working on a side view shooter who needs help or wants to help me i want in here posting ideas, theres no good thread on the subject so lets get one going

—whats a good way to rotate towards the mouse and fire for a side view shooter
+delay between reloading
+bullets with varrying speed for diffrent guns
—hit testing the ground and surondings
+landing on platforms
+hitting walls
+jumping
—hittesting the enemy and bullets and player for bullets
+realistic animations for being hit and hittings omthing
—bouncing grenades
—picking up items

+inventorys
—real and simulated physics
+ive seen some pretty amazing looking fake physics i will share at some point in this thread
!—!enemy ai ( THIS IS THE PART I NEED HELP WITH)

AND MOST IMPORTANTLY the best side view shooters youve played
mine are thingthing arena 2 and wpn fire(destruction mode)

POST QUESTIONS COMMENTS IDEAS AND QUESTIONS IVE FORGOTEN tommorow i wil be posting my answers to these questions and i want to hear yours