Pick
go full ap mid lane.
Get fed until you have these items
and another item of your choosing
Step 3: gold card them then q and autoattack and watch their health go bye bye.
https://tse3.mm.bing.net/th?id=OIP.Mef0a3569d197abffadb005871fe51ed5o0&pid=15.1
http://riot-web-static.s3.amazonaws.com/images/news/September_2014/GNARCMC/The%20Card%20Master.jpg
http://img.youtube.com/vi/gRY9rIWvbjs/0.jpg
Or you could just ruin the entire enemy team's day as well as your entire team's day.
Step one: Find a high base AD champion of your liking. 
Step two: Take middle lane or top lane regardless of what position your teammates have called.
Step three: 
[Any Item]
Step four: ???
Step five: Profit.
[slayer-pantheon-thumbs]
How to ruin any squishies day:
A few example candidates:
Honorable mentions:
Above champions don't need the burst to ruin an Adc's game
Make sure stacked deck is fully stacked for even more health evaporation
How to ruin your own day:
Pick full AP mid lane
an adcs day*
