Practical Research
Instant
Draw four cards. Then discard two cards unless you discard an instant or sorcery card.
Legalities
- commander: legal
- legacy: legal
- modern: legal
- pauper: legal
- vintage: legal
- brawl: legal
- pioneer: legal
- standard: legal
Rulings
- 2021-04-16:
As Practical Research resolves, you can discard either one instant or sorcery card or discard two cards, each of which may or may not be an instant or sorcery card.