Consider selling your cards in bulk to retailers or collectors
Alternatively, I find a powerful and fast deck a good way of quickly beating the main campaign for each arc
TRADING CARD GAME and Yu-Gi-Oh
Now for the Card Itself: LEVEL: 2 EARTH INSECT EFFECT MONSTER 1900 ATTACK / 2100 DEFENSE Once per turn (Quick Effect): You can send 1 "Ninja" monster from your hand or face-up field to the GY, then apply 1 of the following effects: Flip 1 face-up monster on the field to face-down Defense Position
Key features: 10 cards per pack Multiple hits in every pack Large number of SR, SAR, and UR cards Often contains shiny Pokmon or premium reprints Popular examples include Shiny Treasure ex, VSTAR Universe, and VMAX Climax
The card draw is also kind of insane, with or without proliferate