1 cup vodka
1 cup sloe gin
1 cup amaretto liqueur
1 cup peach-flavored bourbon liqueur (such as Southern Comfort ®)
2 (46 fluid ounce) cans unsweetened pineapple juice
Stir the vodka, sloe gin, amaretto liqueur, bourbon liqueur, and pineapple juice in a large pitcher or punch bowl; refrigerate until well-chilled. Serve over ice.