Patron of the Orochi [Betrayers of Kamigawa] SWSH012 put it on top of

put it on top of its owner's library instead of into that player's graveyard

The Wall of Bone is said to be an aspect of the Great Wall in Hel

Set: Planar Chaos Type: Enchantment Rarity: Uncommon Cost: {2}{R}{R} At the beginning of the end step

send this card to the Graveyard to Special Summon 1 "Horus the Black Flame Dragon LV6" from your hand or Deck

Set: Diamond & Pearl: Trainer Kit - Lucario Type: Fighting Rarity: Promo Retreat cost: Colorless

Patron of the Orochi [Betrayers of Kamigawa] SWSH012 put it on top ofSet: Betrayers of Kamigawa Type: Legendary Creature Spirit Rarity: Rare Cost: {6}{G}{G} Snake offering (You may cast this card any time you could cast an instant by sacrificing a Snake and paying the difference in mana costs between this and the sacrificed Snake. Mana cost includes color.) {T}: Untap all Forests and all green creatures. Activate only once each turn.