Put a +1/+1 counter on target creature you control, then it deals damage equal to its power to target creature an opponent controls.
$34.00 $20.40
$12.00 $8.00
$9.00 $5.40
$11.99 $7.19
$17.00 $10.20
$9.99 $5.99
$13.00 $9.00
$5.00 $3.00