Die at because of your clone.
Find the Zombie King.
Kill a teammate with friendly fire enabled.
Obtain the legendary Pyrogenesis.
Have all types of books at once.
Have all types of diplomas at once.
Have all types of headbands at once.
Kill 100 enemies in one run.
Kill 50 enemies in one run.
Kill 500 enemies in one run.
Kill 5000 enemies in one run.
Loop once to the start.
Reach the tenth loop.
Reach the twentieth loop.
Reach the fifth loop.
Reach the fiftieth loop.
Obtain ten upgrades.
Obtain twenty upgrades.
Obtain five upgrades.
Obtain fifty upgrades.
999
580342
1139455
603845
310147
143076
110329
16790