There was no need for the removal of greater vision totem for oracle alternation.

Could we not just have both of them? Oracle alternation is good for denying vision,but... Which is greater for gaining vision control on a part of a map for a long amount of time without needing the help of other teamates when you have 6 items?You can't carry wards with oracle lens and 6 items. Which one is greater for preventing quick time events assassinations?Or any assassinations for a matter of fact?The rengar nerfs after the removal of show what the answer is.