When this creature enters, distribute X +1/+1 counters among it and any number of commanders.
In preparation to grow new heads, a hydra may rid itself of older ones.
(10/11/2020)
You may put +1/+1 counters on commanders that aren't currently creatures (such as Tevesh Szat, Doom of Fools).
(10/11/2020)
If Stumpsquall Hydra leaves the battlefield before its triggered ability resolves, you can still distribute the counters among any number of commanders, including none of them.
(10/11/2020)
You can't put +1/+1 counters on commanders that aren't on the battlefield.
(10/11/2020)
Because Stumpsquall Hydra's ability doesn't target, you choose how to distribute X +1/+1 counters as its ability resolves. Players can't take actions between the time you decide this distribution and the time counters are put on the appropriate permanents.
