This seems to only happen with cards that are banned in the format you've selected for the deck, and it makes it seem like your deck is stuck in limbo
(2020-01-24) Once the number of lore counters on a Saga is greater than or equal to the greatest number among its chapter abilities, the Sagas controller sacrifices it as soon as its chapter ability has left the stack, most likely by resolving or being countered
Let's take a look at Whisper, Blood Liturgist: Just recently, I played in a Masters 25 sealed event where the only match I lost was because of a card called Hells Caretaker
je kunt hierover meer lezen en meteen aan de slag gaan via StortenJungliwin, waar de kassier-sectie en de voorwaarden overzichtelijk worden uitgelegd, inclusief aandacht voor limieten en verwerkingstijden
However, the Pikachu ex Hyper Rare from Surging Sparks stands tall as one of the most gorgeous Pikachu cards you can find, with the gold background accentuating Pikachu rather than drowning it out