Regigigas (DP40) [Diamond & Pearl: Black Star Promos] Shadowmoor Tokens and a set collection that

and a set collection that can double or sum more cash each round

Set: Eternal Masters Type: Instant Rarity: Uncommon Cost: {1}{R} Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls

Set: Foreign Black Border Type: Artifact Rarity: Uncommon Cost: {3} Basalt Monolith doesn't untap during your untap step

which adds a little more strategy

20 Blank notes

Regigigas (DP40) [Diamond & Pearl: Black Star Promos] Shadowmoor Tokens and a set collection thatSet: Diamond & Pearl: Black Star Promos Type: Colorless Rarity: Black Star Promo Retreat cost: Colorless,Colorless,Colorless,Colorless