| Set | Date | Rarity | Treatment | Price before | Day 1 | 30 days | 90 days |
|---|---|---|---|---|---|---|---|
| ECC #140 | 2026-01-23 | Uncommon | Standard | $0.33 | $0.19 | $0.28 | $0.36 |
| PIP #229 | 2024-03-08 | Uncommon | Standard | — | $0.18 | $0.22 | $0.20 |
| PIP #757 | 2024-03-08 | Uncommon | Standard | — | $10.99 | $2.52 | $3.47 |
| PIP #229 | 2024-03-08 | Uncommon | Standard | — | $1.04 | $0.51 | $0.72 |
| ONC #129 | 2023-02-10 | Uncommon | Standard | — | — | — | — |
| PLST #SOM-144 | 2022-04-29 | Uncommon | Standard | — | — | — | — |
| TSR #391 | 2021-03-19 | Special | Standard | — | — | — | — |
| TSR #391 | 2021-03-19 | Special | Standard | — | — | — | — |
| F11 #10 | 2011-01-01 | Rare | Standard | — | — | — | — |
| SOM #144 | 2010-10-01 | Uncommon | Standard | — | — | — | — |
| SOM #144 | 2010-10-01 | Uncommon | Standard | — | — | — | — |
| DDF #63 | 2010-09-03 | Uncommon | Standard | — | — | — | — |
When this artifact enters, put a -1/-1 counter on target creature.
{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)