Gemini and Sagittarius Compatibility Friendship or RelationshipArcher and Twins form great friends. Their compatibility is powerful and they delight in one another's company. Archer is adventurous and bold, while Gemini is versatile and mentally stimulating. Together, they embark on adventurous journeys and savor mental conversations overflowing with inquisitiveness. Centaur inspires Twins to embody novelty, while Twins stimulates Sagittarius's mind with intellectual discussions. Their friendship is adventurous and overflowing with giggles and amusement.