Its the only promo card with the Illustrator card type and pen icon in the bottom right corner
Mokuba comes back in Death T-4 where he plays another game of Capsule Monster Chess against Yugi who again whips his ass, but saves him from "experiencing death" (during the final two rounds the loser would experience the same thing Yami put Kaiba through, only simulated)
When this card destroys a monster in battle, you can pick from a few effects to suit any occasion: Black Luster Soldier can gain 1500 ATK, this monster can attack twice on your next turn, or you can banish 1 card on the field
It is starting to get harder to have all the possible cards, but the possible substitutes are also getting more numerous
This Foundations Magic card has the following description, Whenever this creature deals combat damage to a player, put that many incubation counters on it. and Remove three incubation counters from this creature: Create 2/2 blue Drake creature token with flying. What could be more satisfying than hatching a drake
It was only available inside random booster packs of the SV2a Pokemon Card 151 series that was released in Japan, in June, 2023