The easter event will last 4 days, each day will be different.
On day one you can shoot Red Barron, gold ammo will do extra damage, last shot and most damage will give design, depending on how much damage you do you will get light ammo.
On day two you can shoot Curse of the Oceans, light ammo will do extra damage, last shot and most damage will give design, depending of how much damage you do you will get pumpkin ammo and pearls.
On day three you can shoot Picasso, pumpkin ammo will do extra damage, last shot and most damage will give design, depending on how much damage you do you will get kraken ammo and pearls.
On day four you can shoot Burning Dutchman, kraken ammo will do extra damage, last shot and most damage will give design, depending on how much damage you do you will get pearls.
I think this is right info, it was posted on Danish forum and was removed shortly after.