Your search for "Zera Ritual PP01-EN010" revealed the following:
Zera Ritual - PP01-EN010 - Secret Rare from Premium Pack, available at 401 Games Canada. Rarity: Secret Rare Card Text:This card is used to Ritual Summon "Zera the Mant". You must also Tribute monsters from the field or your hand...
Zera Ritual - PP01-EN010 - Super Rare from Premium Pack, available at 401 Games Canada. Rarity: Super Rare Card Text:This card is used to Ritual Summon "Zera the Mant". You must also Tribute monsters from the field or your hand...
Zera the Mant - PP01-EN011 - Super Rare from Premium Pack, available at 401 Games Canada. Rarity: Super Rare Card Text:This card can only be Ritual Summoned with the Ritual Spell Card, "Zera Ritual".
Zera the Mant - PP01-EN011 - Secret Rare from Premium Pack, available at 401 Games Canada. Rarity: Secret Rare Card Text:This card can only be Ritual Summoned with the Ritual Spell Card, "Zera Ritual".