Can you discard a card? Stats

Can you discard a card? Deck List

Card	Type	Low	Mid	High
4x The Rack	Artifact	$0.00	$0.00	$0.00
2x Ravenous Rats	Creature — Rat	$0.00	$0.00	$0.00
2x Hypnotic Specter	Creature — Specter	$0.00	$0.00	$0.00
2x Bloodhusk Ritualist	Creature — Vampire Shaman	$0.00	$0.00	$0.00
1x Painful Quandary	Enchantment	$0.00	$0.00	$0.00
4x Quest for the Nihil Stone	Enchantment	$0.00	$0.00	$0.00
2x Dark Ritual	Instant	$0.00	$0.00	$0.00
3x Dash Hopes	Instant	$0.00	$0.00	$0.00
3x Diabolic Edict	Instant	$0.00	$0.00	$0.00
3x Funeral Charm	Instant	$0.00	$0.00	$0.00
4x Go for the Throat	Instant	$0.00	$0.00	$0.00
1x Liliana Vess	Planeswalker — Liliana	$0.00	$0.00	$0.00
2x Cry of Contrition	Sorcery	$0.00	$0.00	$0.00
2x Duress	Sorcery	$0.00	$0.00	$0.00
4x Hymn to Tourach	Sorcery	$0.00	$0.00	$0.00
2x Ostracize	Sorcery	$0.00	$0.00	$0.00
4x Soul Reap	Sorcery	$0.00	$0.00	$0.00
20x Swamp	Basic Land — Swamp	$0.00	$0.00	$0.00
		$0.00	$0.00	$0.00