zombie horde yugioh deck Endless Decay (SR07-EN007) so you’ll want the Zombie World Field Spell in play so that all monsters on the field and in the Graveyard become Zombies Yu-Gi-Oh! Field Barrier (SDZW-EN028) -

return it to the hand, and if you do, negate that activated effect, then you can Special Summon 1 "Libromancer" monster from your hand or GY

Here is a recent example, but you should check out @genchiros threads on their recent travels

Your deck leader is the only one who can summon monsters and spells

But if you have flicker effects to hand, you can get endless value from this card's useful ETB

It is often found in caves and tunnels, such as the Diglett's Cave in Pokmon Red, Blue, and Yellow, and has been a staple in many players' rosters due to its ability to learn powerful moves like Earthquake and Dig

Contents: 1 Box set which contains 24 packs