Talk:Dash/@comment-84.122.219.244-20120229144818/@comment-88.193.82.165-20120418105522

Event Horion checks every 0.25s for enemies to stun. It is possible to pass through it with a dash during that 0.25s time window. Luck dependant and imo quite stupid, but intended mechanic.

http://leagueoflegends.wikia.com/wiki/Veigar_the_Tiny_Master_of_Evil/Ability_Details#Event_Horizon