Once during your turn, if this Pokémon is in the Active Spot, you may discard a Basic Water Energy card from your hand in order to use this Ability. Place 6 damage counters on 1 of your opponent's Pokémon.
Attacks
120+Ninja Spinner
You may put a Water Energy attached to this Pokémon into your hand and have this attack do 80 more damage.
How much is Mega Greninja ex #122/86 worth?
A raw copy of Mega Greninja ex #122/86 (Chaos Rising, 2026) is worth about $113.94 right now, based on the latest market data from November 2, 2026.
Grading changes the math on this one: a PSA 10 is valued around $626.24, roughly 5.5x the raw price, while a PSA 9 sits near $137.50. 159 copies have been graded to date, and 52% of them came back a 10 — worth knowing before you pay grading fees.
We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Mega Greninja ex has moved over time.