Leaugim, friend to Hippos

Leaugim, Friend to Hippos gains Trample and
Double Strike as long as you control a Hippo
creature.
{g/u}{g/u} Create a Hippo Token 2/2 with "Sacrifice
this card Leaugim, friends to Hippos gains indestructible until this end turn"
{t}{2}{g/u}{g/u} Create Potamo, The Hippo Friend,
a token 5/5 with all abilities Leaugim, friend to
Hippos has.