Name:Practical Research
ManaCost:3 U R
Types:Instant
A:SP$ Draw | NumCards$ 4 | SubAbility$ DBDiscard | StackDescription$ SpellDescription | SpellDescription$ Draw four cards.
SVar:DBDiscard:DB$ Discard | Defined$ You | NumCards$ 2 | Mode$ TgtChoose | UnlessType$ Instant,Sorcery | StackDescription$ SpellDescription | SpellDescription$ Then discard two cards unless you discard an instant or sorcery card.
DeckHas:Ability$Discard
DeckHints:Type$Instant|Sorcery
Oracle:Draw four cards. Then discard two cards unless you discard an instant or sorcery card.