Mash bananas in a large bowl until smooth. Mix in eggs and vanilla until well combined, then mix in oats. Fold in blueberries carefully.
Heat a skillet to medium and add in a scoop of the pancake batter. Smooth out to form an even layer. Cook for about 2-3 minutes until you start to see bubbles releasing from the top of the batter. Flip and cook until the other side is golden brown, about 1-2 minutes.
Garnish your pancakes with your favorite toppings! (We used Greek yogurt, granola, fresh blueberries and maple syrup.