|Type||Zombie, Ritual, Effect|
You can Ritual Summon this card with any "Vendread" Ritual Spell. Once per battle, if this card battles an opponent's monster, during damage calculation (Quick Effect): You can banish 1 Zombie monster from your GY; this card gains 300 ATK. If this Ritual Summoned card is sent to the GY: You can add 1 Ritual Spell from your Deck to your hand, and if you do, send 1 "Vendread" monster from your Deck to the GY. You can only use this effect of "Revendread Slayer" once per turn.
When sent to the graveyard, Vendread Slayer’s search effect lets him add a Vendread Ritual Spell to the hand and pitch a Vendread monster to the graveyard. This is especially good in a Vendread deck because their Ritual Spells can summon from the graveyard.
The main deck Vendread monsters give their Ritual monsters additional effects when they are used as ritual tribute.
Use these cards to retrieve your banished Vendread monsters. Vendread Revolution can be banished from your graveyard to retrieve 5 banished Zombie monsters and draw a card. Vendread Reunion is essentially lets you Ritual Summon with banished monsters as material, returning those banished monsters to the graveyard.