Lei Shen teleporter + [D.I.S.C.O]

[Mothership]

Plant your TCG toy DISCO top of Lei shen teleporter and nobody cant get to the platform.
Drama inc :}

[monopoly8]

not an exploit, working as intended.

[Aegeus]

not an exploit, working as intended.

Go away. How is stopping people getting to the bosses platform "Working as intended" you dribbling idiot?

[marscgm]

You could also place a number of items. Mole machine. Feasts/Banquets. ect.

But yeah, these items are supposed to go where you place them. It just so happens that you dropped them on a teleporter.