yugioh time card Thief Flyback - GFTP-EN068 Ultra Rare This is of the Rare rarity. Yu-Gi-Oh! - Time Thief Hack

Talking about Oko, Mark Rosewater stated in the State of Design 2020, that a challenge of designing planeswalkers card is creating a design that is the exciting and evocative without becoming overbearing, and that Oko failed in this respect

(2022-12-08) If you discard a card with madness while a spell or ability is resolving, it moves immediately to exile

It doesn't need to be clever

Emerald Dragon Emerald Dragon has the adventure Dissonant Wave that counters an activated or triggered ability, but it must come from a noncreature source so you cant counter an ETB trigger or a creatures activated ability (it wont matter for Thassa's Oracle, basically)

in another, they use Synchro