River Serpent 
Creature — Serpent
Appears in 105 of 16,257 decks (0.6%).
Appears with these commanders:
| Commander | Decks | Synergy ↓ |
|---|---|---|
| Laboratory Maniac | 1 | 0.0 |
| Tetsuko Umezawa, Fugitive | 1 | 0.0 |
| Rilsa Rael, Kingpin | 1 | 0.0 |
| Sphinx of the Guildpact | 1 | 0.0 |
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