Mega Greninja ex is card #122 of 86 in Chaos Rising (2026), a Mega Hyper Rare illustrated by takuyoa. In a Chaos Rising booster it turns up about once every 253 packs. It is one of 36 Greninja cards printed so far.
1 copy has been graded by players in Holobrook's grading game, and 1 came back a Gem Mint 10.
POP 1 slabs (the first 10 of this card from each company): PSA by a collector on Oct 15, 2026. Still open: BGS, CGC. See the Mint
2013XY Black Star Promos
2014XY
2017SM Black Star Promos
2018Forbidden Light
2021Fusion Strike
2022Astral Radiance
2024Twilight Masquerade
2026Chaos Rising

















See the full Chaos Rising card list
It is a Mega Hyper Rare, and it shows up about once every 253 Chaos Rising packs.
takuyoa drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Chaos Rising booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.