Well of Knowledge [Weatherlight] SM131 Trap Card or Effect Monster's

Trap Card or Effect Monster's effect that destroys a card(s) on the field and destroy that card

you lose half your life

Set: Dark Revelation Volume 4 Card type: Effect Monster Rarity: Super Rare Attack: 1600 Defense: 1600 If this card attacks a Defense Position monster

During a hunt they often call to each other

Set: Battle Pack Tournament Prize Cards Card type: Effect Monster Rarity: Starfoil Rare Attack: 1000 Defense: 1000 You can discard this card to the Graveyard

Well of Knowledge [Weatherlight] SM131 Trap Card or Effect Monster'sSet: Weatherlight Type: Artifact Rarity: Rare Cost: {3} {2}: Draw a card. Any player may activate this ability but only during their draw step.