YGO Ignition Assault Booster Box - Rules of Play says:

Humanity's greatest fear has been realized! Dueling A.I.s have become sentient and organized their own army to take the Yu-Gi-Oh! TRADING CARD GAME by storm in Ignition Assault! Winter 2020's 100-card booster set heats things up with Ai's "Ignister" cards from the climax of Yu-Gi-Oh! VRAINS, multiple brand-new strategies, new cards for popular strategies, and powerful, general use cards that every Duelist will want to add to their arsenal!