Pikachu ex (Prismatic Evolutions 28)

Eragon151

In the deck editor, when filtering for Basic and Tera ex, both Prismatic Evolutions and Surging Sparks Pikachu ex are in the results, though only the latter is Tera.

(Android)

the_meh_dev

There was a new Pikachu ex introduced in PRE, and it is not a Tera pokemon. However, there is a gold tera pikachu ex from PRE as well.