i am selling 400 c sharks for 400k... and i am buying 500 rune arrows for 200k i am also buying 300 rune bolts (u tell me price on those) and 50 diamond (e) and 10 dragon (e) for 90k so total is 425k and i am selling 400 c sharks so if u want to sell me all that then ill give u sharks and 25k! 
thx
thx