1.9 command blocks in total.
2.stack them going up.
3.do the command /gamerule maxcommandchainlength 99999
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Repeating: execute @e[name=end] ~ ~7 ~ summon snowball
chain#1: execute @e[type=snowball] ~ ~-1 ~ summon xp_orb
chain#2: execute @e[type=xp_orb] ~ ~-1 ~ summon lightning_bolt
chain#3: kill @e[name=end]
chain#4: execute @e[type=xp_orb] ~ ~22 ~ summon creeperchain#5: kill @e[type=item]
chain#6:
execute @e[type=snowball] ~ ~ ~ effect @a resistance 15 255 true
chain#7: execute @e[name=end] ~ ~ ~ title @a actionbar
§2The creeper mayhem minigame has started
chain#8: execute @e[name=end] ~ ~ ~ title @a title
§2TheCreeperMayhem
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try to survive the longest and be the last one standing
- drop any item called end
- let it begin