Would you challenge the trials?

Winning once shall allow you the rainbow periastron

Winning twice shall allow you to upgrade the rainbow periastron

Stage 1(red):zombie wave.

Enemies such as regulars, runners and raged zombies surround you. Protect yourself and make it to orange

Stage 2(orange):speed test

Complete 3 trials in the fastest time as possible

Stage 3(yellow):puzzles

Solve the puzzles on the wall and that shall grant you access to green

Stage 4(green): obstacle course

Complete the obstacle course (duh)

Stage 5(blue): rising lava

Climb the tower and make it to the teleporter before the lava can touch you

Stage 6(purple): tower invasion

Rush into the tower and make it to the top. Enemies will try and get you, make sure to defeat them before they defeat you.

Stage 7(indigo): shadow clone

I'm impressed... Your skills are... Higher than I expected... But now you're at the end...

Defeat a prefect replica of you.