Ancestral Knowledge [Weatherlight] HER029 you can Special Summon 1

you can Special Summon 1 "Skull Flame" from your Graveyard

Set: Ra Yellow Mega Pack Card type: Normal Spell Rarity: Secret Rare Add 1 "Elemental HERO" monster from your Deck to your hand

This effect can only be used once while this card is face-up on the field

Set: Sword & Shield: Brilliant Stars Type: Darkness Rarity: Secret Rare Retreat cost: Colorless

this card gains 1000 ATK for each "Batteryman AA" on your side of the field

Ancestral Knowledge [Weatherlight] HER029 you can Special Summon 1Set: Weatherlight Type: Enchantment Rarity: Rare Cost: {1}{U} Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Ancestral Knowledge enters the battlefield, look at the top ten cards of your library, then exile any number of them and put the rest back on top of your library in any order. When Ancestral Knowledge leaves the