The Lethality of Levi Ackerman (R AOT01 147/297)

Response [Once per turn]: After your unblocked attack deals damage, seal 1 rival foundation.

[Air symbol] Enhance [Once per turn]: Your attack gets +1 speed. (Only playable if your character has the [Air Symbol] symbol.)

(Unique—While this card is in your stage, if there are 2 or more copies of it in your stage, destroy 1 of them.)
Unique
Resources: A-Death
Foundation
From the UniVersus card game set Attack on Titan: Battle for Humanity.