In large bowl, mash 1 banana. Mix in 2 tbsp (30 mL) peanut butter, cocoa powder, cinnamon, agave and vanilla. Stir in almond milk and oats.
Cover and chill 3 hr or overnight.
Stir oat mixture and divide among 4 bowls. Drizzle with remaining peanut butter. Garnish with remaining banana (sliced), almonds and chia seeds to serve.