Tranquill is card #175 of 236 in Unified Minds (2019), a Uncommon illustrated by Sekio. At about $0.43 it is the #213 most valuable card in the set. In an Unified Minds booster it turns up about once every 22 packs. It is one of 10 Tranquill cards printed so far.
2011Black & White
2012Boundaries Crossed
2015Roaring Skies
2019Unified Minds
2020Rebel Clash
2022Pokémon GO
2024Temporal Forces
2025Black Bolt

















See the full Unified Minds card list
An ungraded Tranquill from Unified Minds sells for about $0.43. A PSA 10 is worth more, roughly $2.15 by our estimate, and a PSA 9 around $0.99.
It is a Uncommon, and it shows up about once every 22 Unified Minds packs.
Sekio drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Unified Minds 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.