wotc
The value of X is calculated only once, as Ouroboroid’s ability resolves.
MTG · Card
◇ Catalog #345
Ouroboroid
eoe·#345·mythic·extended_art
Illus. Samuel Perin
—
in vault
—
for trade
—
wishlisted
Aug '25
10 mo ago
Value
$54.36$1 (-2.5%)
30 days high $55 · low $50
Volatility · moderate
Tracking since · May 5, 2026
EUR€40.42USD$54.36TIX
Where to buy / sell
Search links · prices vary by venue
Buy this card
Played in EDH
EDHrec rank #2,056 · Niche pick
Variants
Gameplay
Creature — Plant Wurm
At the beginning of combat on your turn, put X +1/+1 counters on each creature you control, where X is this creature's power.
"I've found a strange vine in the ice. Thawing for further analysis."
—Meltstrider log, final entry
1/3
Legalities
tlrnot legal
duellegal
brawllegal
pennynot legal
PreDHnot legal
Rulings · 2
wotc
If Ouroboroid leaves the battlefield before its ability resolves, use its power as it last existed on the battlefield to determine the value of X.
Notes
Vault entries gain a personal note when you add this card to your binder — pull location, sleeve type, trade history. Sign in to start tracking.
Magic: The Gathering · ™ & © Wizards of the Coast · Illus. Samuel Perin
Card data via Scryfall. Rarix is fan-made; not endorsed by the rights holders.