Tainted Observer 
| Deck name | Creator | Source |
|---|---|---|
| Tainted Observer - Building it | samuraitheta | Moxfield |
| HHHH | renemarsouin | Moxfield |
| toxic a** b**** | Asoppe | Moxfield |
| i hate fun | orange_bat | Moxfield |
| proliferate | pharoah061 | Moxfield |
| Every Man a King | NingBao | Moxfield |
| Pauper Tainted Observer | brorus | Moxfield |
| toxic pauper | Benbilbrey | Moxfield |
| ayuda will | energia29 | Moxfield |
| simic infect | nik97 | Moxfield |
| toxic pauper | Jake_C | Moxfield |
| Tainted observer | serapheru | Moxfield |
| Tainted Observer🔵🟢🤢🤮 | DripDemon | Moxfield |
| Tainted Observer | Monpasport | Moxfield |
| Taint Observer | AtticvsRomanvs | Moxfield |
| Phyrexian Whoosh | v3lvetstorm | Moxfield |
| PEDH Poison-Retired | 4Tune81 | Moxfield |
| Brew Pedh | tare55555 | Moxfield |
| Tainted Ooze | Rlw380 | Moxfield |
| Pauper +1/+1 GB | NiceNickname | Archidekt |