Primero tienes que fundir arena en el horno y después hacer las botellas luego con una botella vacía vas recorriendo el mundo y cuando veas a un saci golpearlo con lo botella y el saci quedara atrapado no tires la botella o no funciona
How to summon the bosses: Slime boss: get slime glue and throw it at a chicken Zombie boss: get zombie killer achievement and throw a saci bottle at a zombie Skeleton boss: unlock the achievement zombie killer and throw a saci bottle at a skeleton Mummy boss: unlock the achievement no ancient mummy and throw a saci bottle at a sand block Ogre boss: find it at maps Were Wolf: if u see it howl that means that the were wolf is there is night Curtapillar: get the achievement no bad nature and chop 16 trees Mage boss: put a copper block and put a torch on top and throw a saci bottle at it Demon boss: light up that demon boss summoner thing with flint and steel Cave ogre: find it at deep cave systems Cyclops boss: find it at deep cave systems Minatour boss: find it at deep cave systems