IXA: River Heralds' Boon, Instant 1G Put a +1/+1 counter on target creature and a +1/+1 counter on up to one target Merfolk.

River Heralds' Boon

Put a +1/+1 counter on target creature and a +1/+1 counter on up to one target Merfolk.

9/29/2017 You can choose one Merfolk creature as both targets for River Heralds’ Boon. You can also choose two different Merfolk creatures.