Sparring Collar 
Artifact — Equipment
Appears in 216 of 20,175 decks (1.1%).
Appears with these commanders:
| Commander | Decks ↓ | Synergy |
|---|---|---|
| Valduk, Keeper of the Flame | 26 | 0.13 |
| Alexios, Deimos of Kosmos | 22 | 0.1 |
| Bruenor Battlehammer | 19 | 0.1 |
| Koll, the Forgemaster | 8 | 0.1 |
| Heartfire Hero | 7 | 0.07 |
| Immerwolf | 6 | 0.08 |
| Akiri, Fearless Voyager | 6 | 0.05 |
| Oxidda Finisher | 5 | 0.17 |
| Falthis, Shadowcat Familiar + Kediss, Emberclaw Familiar | 4 | 0.21 |
| Alpine Houndmaster | 4 | 0.12 |
| Caparocti Sunborn | 4 | 0.05 |
| Tyrox, Saurid Tyrant | 3 | None |
| Erinis, Gloom Stalker + Dragon Cultist | 3 | 0.32 |
| Champion of the Flame | 3 | 0.13 |
| Kulrath Knight | 3 | 0.03 |
| Totentanz, Swarm Piper | 3 | 0.02 |
| Erinis, Gloom Stalker + Street Urchin | 3 | 0.0 |
| Garbage Elemental | 2 | 0.99 |
| Rabbit Battery | 2 | 0.66 |
| Anep, Vizier of Hazoret | 2 | 0.32 |
| Charging Tuskodon | 2 | 0.27 |
| Ganax, Astral Hunter + Dragon Cultist | 2 | 0.17 |
| Erinis, Gloom Stalker + Guild Artisan | 2 | 0.17 |
| Skanos Dragonheart + Dragon Cultist | 2 | 0.1 |
| Heiko Yamazaki, the General | 2 | 0.04 |
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