The phrase "game to the last" means the competition or event was intense until the very end. Some synonyms for this phrase might include nail-biting, thrilling, suspenseful, cliffhanger, and heart-pumping. Other possible options could be edge-of-your-seat, breathtaking, dramatic, or nerve-wracking. These words all convey a sense of excitement and tension that builds as the competition or event progresses, leading to a thrilling climax or resolution. Whether it's a sports match, a board game, or a battle of wits, using these synonyms can help to convey the intensity of the experience and keep the audience engaged from start to finish.