adventurer token deck yugioh Complete Custom for Yu-Gi-Oh! Yugioh Master Duel Adventurer Token

With Black & White, some interesting things happen

With the right ramp support, Kefka can easily help you gain card advantage while leaving your opponents at a significant disadvantage.

Storm decks based around Tendrils of Agony really maximize this to cast more rituals and storm cards from the graveyard

An assassin or commander you control during that turn must deal combat damage for the Freerunning alternative cost to become active

The permanent can't be sacrificed for any reason

However, for some abilities, like indestructible and the ability granted by Belligerent Sliver, having more than one instance of the ability doesnt provide any additional benefit