PHP:
every 1 minutes:
trigger:
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon skeleton 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon spider 70 70 70
summon zombie 70 70 70
summon zombie 70 70 70
summon zombie 70 70 70
summon zombie 70 70 70
summon zombie 70 70 70
summon zombie 70 70 70
summon zombie 70 70 70
summon zombie 70 70 70
summon giant 70 70 70