Lathliss, Dragon Queen [Resale Promos] BW02 your opponent discards 1 card

your opponent discards 1 card randomly from his/her hand at the end of his/her Battle Phase

"The rules are clear

Whenever Echo of Death's Wail attacks

Set: Legendary Collection 4: Joey's World Card type: Effect Monster Rarity: Common Attack: 1100 Defense: 1050 When this card inflicts Battle Damage to your opponent: Send the top card of their Deck to the Graveyard

Lathliss, Dragon Queen [Resale Promos] BW02 your opponent discards 1 cardSet: Resale Promos Type: Legendary Creature Dragon Rarity: Rare Cost: {4}{R}{R} Flying Whenever another nontoken Dragon enters the battlefield under your control, create a 5 5 red Dragon creature token with flying. {1}{R}: Dragons you control get +1 +0 until end of turn.