Everyone's favorite boi, Depressed B'gone : r/SCP

SCP - 999 (Tickle monster) Full Power vs Zeno Goku. Who wins? : r/PowerScaling

the scp-999 evolution : r/SCP

SCP-1000 true form, SCP Foundation

999 with 346, SCP Foundation

Why is SCP-682 the weakest child of the SK when he is an Infinitely adapting and Transcending SCP? - Quora

SCP-999, the cutest blob of candy-eating, personnel-hugging orange mass in the whole Foundation! : r/SCP

Cells, Free Full-Text

SCP 999, PDF

How strong is the SCP 3000's true form? - Quora

FIMIGID SCP Plush Toys, SCP 999 Plush, Tickle Monster