Diminishing Returns [Classic Sixth Edition] SV74 you can summon this card

you can summon this card without offering any Tributes

• If another face-up "Harpie" monster you control returns to your hand (except during the Damage Step): You can target 1 Special Summoned monster your opponent controls

Set: Structure Deck: Machine Reactor Card type: Effect Monster Rarity: Common Attack: 500 Defense: 200 During either player's turn: You can send this card from your hand to the Graveyard

If you control an Urza's Mine and an Urza's Power-Plant

Diminishing Returns [Classic Sixth Edition] SV74 you can summon this cardSet: Classic Sixth Edition Type: Sorcery Rarity: Rare Cost: {2}{U}{U} Each player shuffles their hand and graveyard into their library. You exile the top ten cards of your library. Then each player draws up to seven cards.