The most expensive card in the deck costs five ink , so you'll never have a problem finding a card to play curve, or sandbagging your hand with too many expensive cards
Take Thassa's Oracle as an example, whose niche is to mill yourself to win the game, or a Felidar Sovereign that encourages you to gain life

Bant Delirium | Shadows Over Innistrad Standard | Roman Fusco Creatures (16) 1 Bruna, the Fading Light 1 Gisela, the Broken Blade 1 Ishkanah, Grafwidow 1 Linvala, the Preserver 1 Ulamog, the Ceaseless Hunger 3 Tireless Tracker 4 Primal Druid 4 Thraben Inspector Instants (4) 1 Immolating Glare 3 Dissenter's Deliverance Sorceries (14) 1 Descend upon the Sinful 2 Nissa's Renewal 3 Fumigate 4 Spring // Mind 4 Traverse the Ulvenwald Enchantments (5) 1 Quarantine Field 4 Cast Out Lands (21) 6 Forest 2 Island 3 Plains 1 Irrigated Farmland 1 Lumbering Falls 2 Evolving Wilds 2 Scattered Groves 4 Fortified Village Sideboard (9) 3 Negate 1 Essence Scatter 2 Gideon, Ally of Zendikar 2 Declaration in Stone 1 Cataclysmic Gearhulk By hitting Delirium with creatures that acted mainly as chump blockers (Thraben Inspector and Primal Druid) and Spring // Mind (two card types) I was able to get insane value against various midrange creature strategies with Delirium cards like Descend Upon the Sinful and using Traverse the Ulvenwald for major threats like Gisela, the Broken Blade, and Bruna, the Fading Light

Company: Pokemon USA Brand: Pokemon Series: Black & White Dark Explorers Release Date: May 9, 2012 Item Type: Single Card UPC: 0610622134498 Stock #: 243558 Our Guarantees to You, Our Valued Customer