about Oracle's in ARAM

i know Stealth can be oppressing in ARAM but the way Oracle's is now, it completely negates stealth as opposed to being able to counter it

i think it would be a better option if Oracle's was limited to being purchased by one person at a time on each team, being locked out in the shop until the buff wears off or the item is sold

Teemo shrooms can still be cleared, but now they arent rendered useless, and the opposing team can actually do something about their true sight and have a chance to play around it, i.e. focusing down the Renekton out in front or risking taking out the Syndra hiding in the back only moving forward to clear