You will get 2 Shadow Keys

Contents of the Shadow Crate:

Shadow Lugia - 6.25% chance

Shadow Mewtwo- 6.25% chance

Shadow Mew- 6.25% chance

Shadow Articuno- 6.25% chance

Shadow Moltres- 6.25% chance

Shadow Zapdos- 6.25% chance

Shadow Jirachi- 6.25% chance

Shadow Xerneas- 6.25% chance

Shadow Snorlax- 6.25% chance

Shadow Annihilape- 6.25% chance

Shadow Sceptile- 6.25% chance

Shadow Charizard- 6.25% chance

Shadow Serperior- 6.25% chance

Shadow Incineroar- 6.25% chance

Shadow Machamp- 6.25% chance

Shadow Comfey- 6.25% chance