Slayer 68-80 question

[Core of Gold]

How much would it cost for 68-80 slayer? And who would you suggest I use? If this is the wrong forum, I apologize. >_<

 

[LetsTalkServices]

I've got two accounts with 80+ Slayer can Prove, 5m plus everything I get from slayer.

 

[Ryenkishu]

50M + I get everything from slayer, 25M if you provide cballs, make it so much faster. done in 2 weeks.