Stifle

Stifle
Stifle
Information
Effects	Silences a target enemy champion for 3 seconds, and removes any beneficial buffs they have.
Cooldown	150
Related mastery	Suppression
Mastery effect	Reduces the cooldown of Stifle by 10 seconds, and increases the duration by 0.5 seconds.

Trivia

• Stifle was said to have been reworked into the Exhaust.

Summoner spells

• Barrier^P
• Clairvoyance
• Clarity
• Cleanse
• Exhaust
• Flash
• Garrison^D
• Ghost
• Heal
• Ignite
• Promote
• Revive
• Smite
• Surge
• Teleport 's^T

Unavailable

• Fortify
• Observer
• Rally
• Stifle

Stifle was removed because the spell was simply too overpowered. Instead of deleting it completly from the game, Riot decided to re-work it into a different spell, which is called Exhaust.