Stock market

Pay {x} mana equal to the number of any type of object of your choice within eyesight. Number 6 stock markets from 1 to 6 and roll a dice. Search for the last market closing indicated by the dice. If the makret grew, add +X/+X to any creature of the growth percentage rounded up. If it closed at loss, lose X life, being X the loss percentage rounded up. If it stayed the same, deal damage equal to half of the life left of the opponent to him/her, rounded up.
"Buy low, sell high."