Hydra body

Defender(this creature can not attack.)
When Hydra Body enters the battlefield, put three 3/3 green Hydra head tokens with reach the battlefield. Hydra Body's toughness is equal to the number of Hydra Tokens you control.
If a Hydra head token dies. flip a coin if you win the flip put two head tokens with reach on the battlefield. When Hydra body dies destroy all Hydra head tokens you control.
{b}: Sacrifice a Hydra head token, Hydra body gets +3/+0 and loses defender until the end of the turn.