When your opponent discards a card, you may flip this card; choose one of the following effects to activate: ? Gain 300 Alchemist Essence. ? Deal 300 damage to your opponent's Alchemist Essence. You can only activate "Natural Selection" once per turn.
| Detail | Value |
|---|---|
| Card type | Alchemy |
| Attribute | Nature |
| Subtype | Flash |
| Relic requirement | 1 |