battle Scar Hydra

When Battle Scar Hydra enters the battlefield put {x} +1+1 counters on it.
If Battle Scar Hydra has 2 or more +1+1 counters
it gains hexproof.
If Battle Scar Hydra has 5 or more +1+1 counters
it gains Trample.
If Battle Scar Hydra has 8 or more +1+1 counters
on it. it gains deathtouch