Assuming I have all the math right, this should be a fairly complete list of the possible cooldowns on most of the summoner spells.

It is a lot of information that I wouldn't expect most people to encode. This is more of a baseline that I can work with to distill down and gave me a chance to play with tables.

It is interesting information if you think of say Sona running Flash and 3 points in Summoner's Insight and wearing Enchantment: Distortion on her boots, she can Flash Crescendo your team every 3 minutes and 30 seconds, which is a big difference compared... Read More

Teleport

4 min (240 second) cool down if you Teleport to a tower

5 min (300 second) cool down if you Telepoort to anything else

Flash

5 min (300 second) cool down

If at all possible call out the timings when any enemy champion uses one of these abilities.

Look at the game clock and mark the time. When you have a moment type in chat Vayne Flash 12 (which would mean that at 7 minutes into the game Vayne flashed and it is going to be down until 12 minutes into the game.)

The math on that:

Game Time = 7 min
Flash cool down = 5 min

Vayne's Flash will be up... Read More